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Finding the Fourth Proportional to 57,578.53, 86,302.14 and 26,348.17

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Solution

The fourth proportional to 57,578.53, 86,302.14 and 26,348.17 is: 39,492.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,578.53 : 86,302.14 = 26,348.17 : x
  2. Step 2: Convert to fraction form
    57,578.53/86,302.14 = 26,348.17/x
  3. Step 3: Cross multiply
    57,578.53x = 86,302.14 × 26,348.17
  4. Step 4: Simplify right side
    57,578.53x = 2,273,903,456.08
  5. Step 5: Solve for x
    x = 2,273,903,456.08/57,578.53
  6. Step 6: Final answer
    x = 39,492.21

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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.