Finding the Fourth Proportional to 187,006.60, 281,201.10 and 156,593.80
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Solution
The fourth proportional to 187,006.60, 281,201.10 and 156,593.80 is: 235,469.49
Step by Step Solution
- Step 1: Write the proportion equation
187,006.60 : 281,201.10 = 156,593.80 : x - Step 2: Convert to fraction form
187,006.60/281,201.10 = 156,593.80/x - Step 3: Cross multiply
187,006.60x = 281,201.10 × 156,593.80 - Step 4: Simplify right side
187,006.60x = 44,034,348,813.18 - Step 5: Solve for x
x = 44,034,348,813.18/187,006.60 - Step 6: Final answer
x = 235,469.49
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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.