[tex]\begin{gathered} \text{Let x be the percent, hence} \\ \frac{x\cdot50}{100}=45.5 \\ x=\frac{(100)(45.5)}{50} \\ x=(2)(45.5) \\ x=91\text{ \%} \end{gathered}[/tex][tex]\begin{gathered} we\text{ can solve this by using the rule of thre}e \\ 50\text{ -----100\%} \\ 45.5\text{ ----x} \\ \text{then} \\ x=\frac{(100)(45.5)}{50} \\ x=91\text{ \%} \end{gathered}[/tex][tex]\begin{gathered} \text{for this new questions, one has:} \\ 59\text{ percent -----23.6} \\ 100\text{ percent ----x} \\ by\text{ the rule of thr}ee \\ x=\frac{(100)(23.6)}{59} \\ x=\frac{2360}{59} \\ x=40 \\ \text{then, 59\% of 40 is 23.6 } \end{gathered}[/tex]
