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Finding the Fourth Proportional to 68,130.87, 102,167.14 and 23,744.49

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Solution

The fourth proportional to 68,130.87, 102,167.14 and 23,744.49 is: 35,606.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,130.87 : 102,167.14 = 23,744.49 : x
  2. Step 2: Convert to fraction form
    68,130.87/102,167.14 = 23,744.49/x
  3. Step 3: Cross multiply
    68,130.87x = 102,167.14 × 23,744.49
  4. Step 4: Simplify right side
    68,130.87x = 2,425,906,634.06
  5. Step 5: Solve for x
    x = 2,425,906,634.06/68,130.87
  6. Step 6: Final answer
    x = 35,606.57

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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.