Finding the Fourth Proportional to 88,502.91, 132,685.26 and 60,353.19
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Solution
The fourth proportional to 88,502.91, 132,685.26 and 60,353.19 is: 90,482.66
Step by Step Solution
- Step 1: Write the proportion equation
88,502.91 : 132,685.26 = 60,353.19 : x - Step 2: Convert to fraction form
88,502.91/132,685.26 = 60,353.19/x - Step 3: Cross multiply
88,502.91x = 132,685.26 × 60,353.19 - Step 4: Simplify right side
88,502.91x = 8,007,978,706.98 - Step 5: Solve for x
x = 8,007,978,706.98/88,502.91 - Step 6: Final answer
x = 90,482.66
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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.