Home / 42,330.56-63,506.42-29,874.90

Finding the Fourth Proportional to 42,330.56, 63,506.42 and 29,874.90

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Solution

The fourth proportional to 42,330.56, 63,506.42 and 29,874.90 is: 44,819.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,330.56 : 63,506.42 = 29,874.90 : x
  2. Step 2: Convert to fraction form
    42,330.56/63,506.42 = 29,874.90/x
  3. Step 3: Cross multiply
    42,330.56x = 63,506.42 × 29,874.90
  4. Step 4: Simplify right side
    42,330.56x = 1,897,247,946.86
  5. Step 5: Solve for x
    x = 1,897,247,946.86/42,330.56
  6. Step 6: Final answer
    x = 44,819.82

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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.