The first letter of each name will symbolize each persons salary.
T=3B
K=$50,000
G=$60,000
E=2K
B=K3/4
All you need to know to find T is B. To find B you need to know K, which we have. Lots of distractor information in this problem.
B=3/4($50,000)=$37,500
T=3($37,500)=1500+21,000+90,000=$112,500.