Finding the Fourth Proportional to 110,469.36, 152,456.32 and 62,737.68
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Solution
The fourth proportional to 110,469.36, 152,456.32 and 62,737.68 is: 86,582.88
Step by Step Solution
- Step 1: Write the proportion equation
110,469.36 : 152,456.32 = 62,737.68 : x - Step 2: Convert to fraction form
110,469.36/152,456.32 = 62,737.68/x - Step 3: Cross multiply
110,469.36x = 152,456.32 × 62,737.68 - Step 4: Simplify right side
110,469.36x = 9,564,755,818.14 - Step 5: Solve for x
x = 9,564,755,818.14/110,469.36 - Step 6: Final answer
x = 86,582.88
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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.