Finding the Fourth Proportional to 132,432.05, 198,585.57 and 48,132.92
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Solution
The fourth proportional to 132,432.05, 198,585.57 and 48,132.92 is: 72,176.66
Step by Step Solution
- Step 1: Write the proportion equation
132,432.05 : 198,585.57 = 48,132.92 : x - Step 2: Convert to fraction form
132,432.05/198,585.57 = 48,132.92/x - Step 3: Cross multiply
132,432.05x = 198,585.57 × 48,132.92 - Step 4: Simplify right side
132,432.05x = 9,558,503,353.96 - Step 5: Solve for x
x = 9,558,503,353.96/132,432.05 - Step 6: Final answer
x = 72,176.66
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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.