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Finding the Fourth Proportional to 60,874.53, 91,310.17 and 27,570.57

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Solution

The fourth proportional to 60,874.53, 91,310.17 and 27,570.57 is: 41,355.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,874.53 : 91,310.17 = 27,570.57 : x
  2. Step 2: Convert to fraction form
    60,874.53/91,310.17 = 27,570.57/x
  3. Step 3: Cross multiply
    60,874.53x = 91,310.17 × 27,570.57
  4. Step 4: Simplify right side
    60,874.53x = 2,517,473,433.70
  5. Step 5: Solve for x
    x = 2,517,473,433.70/60,874.53
  6. Step 6: Final answer
    x = 41,355.12

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Why These Related Problems?

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