Home / 37,229.38-51,433.05-27,781.54

Finding the Fourth Proportional to 37,229.38, 51,433.05 and 27,781.54

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Solution

The fourth proportional to 37,229.38, 51,433.05 and 27,781.54 is: 38,380.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,229.38 : 51,433.05 = 27,781.54 : x
  2. Step 2: Convert to fraction form
    37,229.38/51,433.05 = 27,781.54/x
  3. Step 3: Cross multiply
    37,229.38x = 51,433.05 × 27,781.54
  4. Step 4: Simplify right side
    37,229.38x = 1,428,889,335.90
  5. Step 5: Solve for x
    x = 1,428,889,335.90/37,229.38
  6. Step 6: Final answer
    x = 38,380.69

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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.