Home / 54,877.20-75,730.50-29,726.70

Finding the Fourth Proportional to 54,877.20, 75,730.50 and 29,726.70

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Solution

The fourth proportional to 54,877.20, 75,730.50 and 29,726.70 is: 41,022.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,877.20 : 75,730.50 = 29,726.70 : x
  2. Step 2: Convert to fraction form
    54,877.20/75,730.50 = 29,726.70/x
  3. Step 3: Cross multiply
    54,877.20x = 75,730.50 × 29,726.70
  4. Step 4: Simplify right side
    54,877.20x = 2,251,217,854.35
  5. Step 5: Solve for x
    x = 2,251,217,854.35/54,877.20
  6. Step 6: Final answer
    x = 41,022.83

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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.