Home / 54,789.67-82,115.90-29,426.86

Finding the Fourth Proportional to 54,789.67, 82,115.90 and 29,426.86

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Solution

The fourth proportional to 54,789.67, 82,115.90 and 29,426.86 is: 44,103.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,789.67 : 82,115.90 = 29,426.86 : x
  2. Step 2: Convert to fraction form
    54,789.67/82,115.90 = 29,426.86/x
  3. Step 3: Cross multiply
    54,789.67x = 82,115.90 × 29,426.86
  4. Step 4: Simplify right side
    54,789.67x = 2,416,412,882.44
  5. Step 5: Solve for x
    x = 2,416,412,882.44/54,789.67
  6. Step 6: Final answer
    x = 44,103.44

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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.