Home / 40,542.52-55,987.17-38,333.65

Finding the Fourth Proportional to 40,542.52, 55,987.17 and 38,333.65

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Solution

The fourth proportional to 40,542.52, 55,987.17 and 38,333.65 is: 52,936.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,542.52 : 55,987.17 = 38,333.65 : x
  2. Step 2: Convert to fraction form
    40,542.52/55,987.17 = 38,333.65/x
  3. Step 3: Cross multiply
    40,542.52x = 55,987.17 × 38,333.65
  4. Step 4: Simplify right side
    40,542.52x = 2,146,192,579.27
  5. Step 5: Solve for x
    x = 2,146,192,579.27/40,542.52
  6. Step 6: Final answer
    x = 52,936.83

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Double scale
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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.