Home / 41,840.53-62,767.71-20,781.27

Finding the Fourth Proportional to 41,840.53, 62,767.71 and 20,781.27

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Solution

The fourth proportional to 41,840.53, 62,767.71 and 20,781.27 is: 31,175.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,840.53 : 62,767.71 = 20,781.27 : x
  2. Step 2: Convert to fraction form
    41,840.53/62,767.71 = 20,781.27/x
  3. Step 3: Cross multiply
    41,840.53x = 62,767.71 × 20,781.27
  4. Step 4: Simplify right side
    41,840.53x = 1,304,392,728.79
  5. Step 5: Solve for x
    x = 1,304,392,728.79/41,840.53
  6. Step 6: Final answer
    x = 31,175.34

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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.