The complete question in the attached figure
we know that
(35)/(40.5+54)=x/54-------- > (35)/(94.5)=x/54---------> x=(54)*(35)/(94.5)
X=20 ft
the answer is 20 ft
we know that
(35)/(40.5+54)=x/54-------- > (35)/(94.5)=x/54---------> x=(54)*(35)/(94.5)
X=20 ft
the answer is 20 ft