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Finding the Fourth Proportional to 27,337.96, 40,953.66 and 17,311.96

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Solution

The fourth proportional to 27,337.96, 40,953.66 and 17,311.96 is: 25,934.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,337.96 : 40,953.66 = 17,311.96 : x
  2. Step 2: Convert to fraction form
    27,337.96/40,953.66 = 17,311.96/x
  3. Step 3: Cross multiply
    27,337.96x = 40,953.66 × 17,311.96
  4. Step 4: Simplify right side
    27,337.96x = 708,988,123.77
  5. Step 5: Solve for x
    x = 708,988,123.77/27,337.96
  6. Step 6: Final answer
    x = 25,934.20

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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.