Finding the Fourth Proportional to 134,708.70, 202,451.85 and 132,375.90
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Solution
The fourth proportional to 134,708.70, 202,451.85 and 132,375.90 is: 198,945.92
Step by Step Solution
- Step 1: Write the proportion equation
134,708.70 : 202,451.85 = 132,375.90 : x - Step 2: Convert to fraction form
134,708.70/202,451.85 = 132,375.90/x - Step 3: Cross multiply
134,708.70x = 202,451.85 × 132,375.90 - Step 4: Simplify right side
134,708.70x = 26,799,745,850.42 - Step 5: Solve for x
x = 26,799,745,850.42/134,708.70 - Step 6: Final answer
x = 198,945.92
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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.