Home / 39,752.43-54,800.57-27,778.61

Finding the Fourth Proportional to 39,752.43, 54,800.57 and 27,778.61

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Solution

The fourth proportional to 39,752.43, 54,800.57 and 27,778.61 is: 38,294.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,752.43 : 54,800.57 = 27,778.61 : x
  2. Step 2: Convert to fraction form
    39,752.43/54,800.57 = 27,778.61/x
  3. Step 3: Cross multiply
    39,752.43x = 54,800.57 × 27,778.61
  4. Step 4: Simplify right side
    39,752.43x = 1,522,283,248.91
  5. Step 5: Solve for x
    x = 1,522,283,248.91/39,752.43
  6. Step 6: Final answer
    x = 38,294.09

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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.