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Finding the Fourth Proportional to 8,093.88, 12,142.17 and 3,711.69

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Solution

The fourth proportional to 8,093.88, 12,142.17 and 3,711.69 is: 5,568.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,093.88 : 12,142.17 = 3,711.69 : x
  2. Step 2: Convert to fraction form
    8,093.88/12,142.17 = 3,711.69/x
  3. Step 3: Cross multiply
    8,093.88x = 12,142.17 × 3,711.69
  4. Step 4: Simplify right side
    8,093.88x = 45,067,970.97
  5. Step 5: Solve for x
    x = 45,067,970.97/8,093.88
  6. Step 6: Final answer
    x = 5,568.15

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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.