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Finding the Fourth Proportional to 36,471.96, 50,331.29 and 19,704.96

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Solution

The fourth proportional to 36,471.96, 50,331.29 and 19,704.96 is: 27,192.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,471.96 : 50,331.29 = 19,704.96 : x
  2. Step 2: Convert to fraction form
    36,471.96/50,331.29 = 19,704.96/x
  3. Step 3: Cross multiply
    36,471.96x = 50,331.29 × 19,704.96
  4. Step 4: Simplify right side
    36,471.96x = 991,775,957.67
  5. Step 5: Solve for x
    x = 991,775,957.67/36,471.96
  6. Step 6: Final answer
    x = 27,192.83

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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.