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Finding the Fourth Proportional to 18,591.27, 27,880.98 and 6,108.38

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Solution

The fourth proportional to 18,591.27, 27,880.98 and 6,108.38 is: 9,160.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,591.27 : 27,880.98 = 6,108.38 : x
  2. Step 2: Convert to fraction form
    18,591.27/27,880.98 = 6,108.38/x
  3. Step 3: Cross multiply
    18,591.27x = 27,880.98 × 6,108.38
  4. Step 4: Simplify right side
    18,591.27x = 170,307,620.61
  5. Step 5: Solve for x
    x = 170,307,620.61/18,591.27
  6. Step 6: Final answer
    x = 9,160.62

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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.