Question

найдите x из пропорции 1 5/12:5 2/3=(2/3х):24

Answer 1

1 5/12 = 17/2
5 2/3 = 17/3 =>
условие будет:
17/2 : 17/3 = (2/3 * x) : 24 или
17/2 : 17/3 = 2x/3 : 24
17*3 / 2*17 = 2x / 3*24
3 / 2 = x / 36
x = 3*36/2 = 3*18 = 54