The amount of income she earned was $143,028
Here, we are interested in getting the amount of income earned by Nikita last year
From the question, the amount of tax paid per $100 is $1.45
From here, we can get the percenatge of income that is meant for medicare
Mathematically, that would be;
[tex]\frac{1.45}{100}\text{ }\times\text{ 100\% = 1.45\%}[/tex]What this mean is that 1.45% is paid to medicare per year
Hence, 1.45% of her total income last year is $2073.90
Let the amount of income earned be $x
Thus;
[tex]\begin{gathered} \frac{1.45}{100}\text{ }\times\text{ x = 2073.90} \\ \\ \\ x\text{ = }\frac{100\times2073.90}{1.45} \\ \\ x\text{ = 143,027.59} \end{gathered}[/tex]To the nearest dollars, the amount of income earned last year is $143,028