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Finding the Fourth Proportional to 41,863.64, 62,734.02 and 21,058.52

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Solution

The fourth proportional to 41,863.64, 62,734.02 and 21,058.52 is: 31,556.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,863.64 : 62,734.02 = 21,058.52 : x
  2. Step 2: Convert to fraction form
    41,863.64/62,734.02 = 21,058.52/x
  3. Step 3: Cross multiply
    41,863.64x = 62,734.02 × 21,058.52
  4. Step 4: Simplify right side
    41,863.64x = 1,321,085,614.85
  5. Step 5: Solve for x
    x = 1,321,085,614.85/41,863.64
  6. Step 6: Final answer
    x = 31,556.87

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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.