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Answer:

Step-by-step explanation:

In:ft
3:4
x:24--- to find x, multiply each side by 6, because 24/4=6
3*6:24
18:24
The length of the object is 18 in. I think this is what your asking, but I'm not sure because I didn't quite understand the wording on the problem.
Its right,vertical,and complementary.Hope this helps you a bunch!