Home / 38,729.18-53,463.98-29,773.55

Finding the Fourth Proportional to 38,729.18, 53,463.98 and 29,773.55

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Solution

The fourth proportional to 38,729.18, 53,463.98 and 29,773.55 is: 41,101.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,729.18 : 53,463.98 = 29,773.55 : x
  2. Step 2: Convert to fraction form
    38,729.18/53,463.98 = 29,773.55/x
  3. Step 3: Cross multiply
    38,729.18x = 53,463.98 × 29,773.55
  4. Step 4: Simplify right side
    38,729.18x = 1,591,812,481.73
  5. Step 5: Solve for x
    x = 1,591,812,481.73/38,729.18
  6. Step 6: Final answer
    x = 41,101.12

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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.