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(3*((2*x)/3))/4 = 75000 // - 75000
(3*((2*x)/3))/4-75000 = 0
1/2*x-75000 = 0 // + 75000
1/2*x = 75000 // : 1/2
x = 75000/1/2
x = 150000
x = 150000
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