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Finding the Fourth Proportional to 8,097.43, 12,139.59 and 3,414.41

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Solution

The fourth proportional to 8,097.43, 12,139.59 and 3,414.41 is: 5,118.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,097.43 : 12,139.59 = 3,414.41 : x
  2. Step 2: Convert to fraction form
    8,097.43/12,139.59 = 3,414.41/x
  3. Step 3: Cross multiply
    8,097.43x = 12,139.59 × 3,414.41
  4. Step 4: Simplify right side
    8,097.43x = 41,449,537.49
  5. Step 5: Solve for x
    x = 41,449,537.49/8,097.43
  6. Step 6: Final answer
    x = 5,118.85

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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.