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Finding the Fourth Proportional to 17,242.38, 23,797.06 and 10,531.87

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Solution

The fourth proportional to 17,242.38, 23,797.06 and 10,531.87 is: 14,535.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,242.38 : 23,797.06 = 10,531.87 : x
  2. Step 2: Convert to fraction form
    17,242.38/23,797.06 = 10,531.87/x
  3. Step 3: Cross multiply
    17,242.38x = 23,797.06 × 10,531.87
  4. Step 4: Simplify right side
    17,242.38x = 250,627,456.48
  5. Step 5: Solve for x
    x = 250,627,456.48/17,242.38
  6. Step 6: Final answer
    x = 14,535.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.