Home / 124,672.10-187,008.15-40,432.10

Finding the Fourth Proportional to 124,672.10, 187,008.15 and 40,432.10

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Solution

The fourth proportional to 124,672.10, 187,008.15 and 40,432.10 is: 60,648.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,672.10 : 187,008.15 = 40,432.10 : x
  2. Step 2: Convert to fraction form
    124,672.10/187,008.15 = 40,432.10/x
  3. Step 3: Cross multiply
    124,672.10x = 187,008.15 × 40,432.10
  4. Step 4: Simplify right side
    124,672.10x = 7,561,132,221.62
  5. Step 5: Solve for x
    x = 7,561,132,221.62/124,672.10
  6. Step 6: Final answer
    x = 60,648.15

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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.