Finding the Fourth Proportional to 118,542.26, 177,812.17 and 29,793.80
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Solution
The fourth proportional to 118,542.26, 177,812.17 and 29,793.80 is: 44,690.39
Step by Step Solution
- Step 1: Write the proportion equation
118,542.26 : 177,812.17 = 29,793.80 : x - Step 2: Convert to fraction form
118,542.26/177,812.17 = 29,793.80/x - Step 3: Cross multiply
118,542.26x = 177,812.17 × 29,793.80 - Step 4: Simplify right side
118,542.26x = 5,297,700,230.55 - Step 5: Solve for x
x = 5,297,700,230.55/118,542.26 - Step 6: Final answer
x = 44,690.39
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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.