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Finding the Fourth Proportional to 36,571.32, 50,472 and 22,229.90

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Solution

The fourth proportional to 36,571.32, 50,472 and 22,229.90 is: 30,679.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,571.32 : 50,472 = 22,229.90 : x
  2. Step 2: Convert to fraction form
    36,571.32/50,472 = 22,229.90/x
  3. Step 3: Cross multiply
    36,571.32x = 50,472 × 22,229.90
  4. Step 4: Simplify right side
    36,571.32x = 1,121,987,260.44
  5. Step 5: Solve for x
    x = 1,121,987,260.44/36,571.32
  6. Step 6: Final answer
    x = 30,679.43

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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.