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Finding the Fourth Proportional to 26,932.30, 40,372.89 and 9,397.42

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Solution

The fourth proportional to 26,932.30, 40,372.89 and 9,397.42 is: 14,087.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,932.30 : 40,372.89 = 9,397.42 : x
  2. Step 2: Convert to fraction form
    26,932.30/40,372.89 = 9,397.42/x
  3. Step 3: Cross multiply
    26,932.30x = 40,372.89 × 9,397.42
  4. Step 4: Simplify right side
    26,932.30x = 379,401,003.94
  5. Step 5: Solve for x
    x = 379,401,003.94/26,932.30
  6. Step 6: Final answer
    x = 14,087.21

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1.5x scale

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.