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Finding the Fourth Proportional to 167,649.40, 251,387.70 and 62,414.20

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Solution

The fourth proportional to 167,649.40, 251,387.70 and 62,414.20 is: 93,589.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,649.40 : 251,387.70 = 62,414.20 : x
  2. Step 2: Convert to fraction form
    167,649.40/251,387.70 = 62,414.20/x
  3. Step 3: Cross multiply
    167,649.40x = 251,387.70 × 62,414.20
  4. Step 4: Simplify right side
    167,649.40x = 15,690,162,185.34
  5. Step 5: Solve for x
    x = 15,690,162,185.34/167,649.40
  6. Step 6: Final answer
    x = 93,589.13

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1.5x scale

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.