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Finding the Fourth Proportional to 40,658.40, 60,890.40 and 32,882.40

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Solution

The fourth proportional to 40,658.40, 60,890.40 and 32,882.40 is: 49,244.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,658.40 : 60,890.40 = 32,882.40 : x
  2. Step 2: Convert to fraction form
    40,658.40/60,890.40 = 32,882.40/x
  3. Step 3: Cross multiply
    40,658.40x = 60,890.40 × 32,882.40
  4. Step 4: Simplify right side
    40,658.40x = 2,002,222,488.96
  5. Step 5: Solve for x
    x = 2,002,222,488.96/40,658.40
  6. Step 6: Final answer
    x = 49,244.99

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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.