Home / 54,882.20-75,737.38-29,731.72

Finding the Fourth Proportional to 54,882.20, 75,737.38 and 29,731.72

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Solution

The fourth proportional to 54,882.20, 75,737.38 and 29,731.72 is: 41,029.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,882.20 : 75,737.38 = 29,731.72 : x
  2. Step 2: Convert to fraction form
    54,882.20/75,737.38 = 29,731.72/x
  3. Step 3: Cross multiply
    54,882.20x = 75,737.38 × 29,731.72
  4. Step 4: Simplify right side
    54,882.20x = 2,251,802,575.69
  5. Step 5: Solve for x
    x = 2,251,802,575.69/54,882.20
  6. Step 6: Final answer
    x = 41,029.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.