Home / 40,098.20-55,335.12-23,972.92

Finding the Fourth Proportional to 40,098.20, 55,335.12 and 23,972.92

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Solution

The fourth proportional to 40,098.20, 55,335.12 and 23,972.92 is: 33,082.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,098.20 : 55,335.12 = 23,972.92 : x
  2. Step 2: Convert to fraction form
    40,098.20/55,335.12 = 23,972.92/x
  3. Step 3: Cross multiply
    40,098.20x = 55,335.12 × 23,972.92
  4. Step 4: Simplify right side
    40,098.20x = 1,326,544,404.95
  5. Step 5: Solve for x
    x = 1,326,544,404.95/40,098.20
  6. Step 6: Final answer
    x = 33,082.39

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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.