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Finding the Fourth Proportional to 57,394.53, 86,107.52 and 17,414.81

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Solution

The fourth proportional to 57,394.53, 86,107.52 and 17,414.81 is: 26,126.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,394.53 : 86,107.52 = 17,414.81 : x
  2. Step 2: Convert to fraction form
    57,394.53/86,107.52 = 17,414.81/x
  3. Step 3: Cross multiply
    57,394.53x = 86,107.52 × 17,414.81
  4. Step 4: Simplify right side
    57,394.53x = 1,499,545,794.10
  5. Step 5: Solve for x
    x = 1,499,545,794.10/57,394.53
  6. Step 6: Final answer
    x = 26,126.98

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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.