Finding the Fourth Proportional to 88,342.56, 132,565.68 and 63,355.68
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Solution
The fourth proportional to 88,342.56, 132,565.68 and 63,355.68 is: 95,070.70
Step by Step Solution
- Step 1: Write the proportion equation
88,342.56 : 132,565.68 = 63,355.68 : x - Step 2: Convert to fraction form
88,342.56/132,565.68 = 63,355.68/x - Step 3: Cross multiply
88,342.56x = 132,565.68 × 63,355.68 - Step 4: Simplify right side
88,342.56x = 8,398,788,801.06 - Step 5: Solve for x
x = 8,398,788,801.06/88,342.56 - Step 6: Final answer
x = 95,070.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.