Finding the Fourth Proportional to 89,634,027.05, 123,752,170.06 and 73,153,524.05
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Solution
The fourth proportional to 89,634,027.05, 123,752,170.06 and 73,153,524.05 is: 100,998,556.53
Step by Step Solution
- Step 1: Write the proportion equation
89,634,027.05 : 123,752,170.06 = 73,153,524.05 : x - Step 2: Convert to fraction form
89,634,027.05/123,752,170.06 = 73,153,524.05/x - Step 3: Cross multiply
89,634,027.05x = 123,752,170.06 × 73,153,524.05 - Step 4: Simplify right side
89,634,027.05x = 9,052,907,347,922,256 - Step 5: Solve for x
x = 9,052,907,347,922,256/89,634,027.05 - Step 6: Final answer
x = 100,998,556.53
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.