Home / 74,251.56-111,414.24-34,811.70

Finding the Fourth Proportional to 74,251.56, 111,414.24 and 34,811.70

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Solution

The fourth proportional to 74,251.56, 111,414.24 and 34,811.70 is: 52,234.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,251.56 : 111,414.24 = 34,811.70 : x
  2. Step 2: Convert to fraction form
    74,251.56/111,414.24 = 34,811.70/x
  3. Step 3: Cross multiply
    74,251.56x = 111,414.24 × 34,811.70
  4. Step 4: Simplify right side
    74,251.56x = 3,878,519,098.61
  5. Step 5: Solve for x
    x = 3,878,519,098.61/74,251.56
  6. Step 6: Final answer
    x = 52,234.85

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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.