Home / 74,367.72-111,553.02-29,387.88

Finding the Fourth Proportional to 74,367.72, 111,553.02 and 29,387.88

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Solution

The fourth proportional to 74,367.72, 111,553.02 and 29,387.88 is: 44,082.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,367.72 : 111,553.02 = 29,387.88 : x
  2. Step 2: Convert to fraction form
    74,367.72/111,553.02 = 29,387.88/x
  3. Step 3: Cross multiply
    74,367.72x = 111,553.02 × 29,387.88
  4. Step 4: Simplify right side
    74,367.72x = 3,278,306,765.40
  5. Step 5: Solve for x
    x = 3,278,306,765.40/74,367.72
  6. Step 6: Final answer
    x = 44,082.39

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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.