Home / 38,229.23-52,754.50-21,234.55

Finding the Fourth Proportional to 38,229.23, 52,754.50 and 21,234.55

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Solution

The fourth proportional to 38,229.23, 52,754.50 and 21,234.55 is: 29,302.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,229.23 : 52,754.50 = 21,234.55 : x
  2. Step 2: Convert to fraction form
    38,229.23/52,754.50 = 21,234.55/x
  3. Step 3: Cross multiply
    38,229.23x = 52,754.50 × 21,234.55
  4. Step 4: Simplify right side
    38,229.23x = 1,120,218,067.98
  5. Step 5: Solve for x
    x = 1,120,218,067.98/38,229.23
  6. Step 6: Final answer
    x = 29,302.66

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Double scale
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1.5x scale

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.