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Finding the Fourth Proportional to 38,001.88, 57,002.82 and 10,299.88

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Solution

The fourth proportional to 38,001.88, 57,002.82 and 10,299.88 is: 15,449.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,001.88 : 57,002.82 = 10,299.88 : x
  2. Step 2: Convert to fraction form
    38,001.88/57,002.82 = 10,299.88/x
  3. Step 3: Cross multiply
    38,001.88x = 57,002.82 × 10,299.88
  4. Step 4: Simplify right side
    38,001.88x = 587,122,205.66
  5. Step 5: Solve for x
    x = 587,122,205.66/38,001.88
  6. Step 6: Final answer
    x = 15,449.82

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.