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Finding the Fourth Proportional to 18,337.85, 27,508.24 and 5,859.65

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Solution

The fourth proportional to 18,337.85, 27,508.24 and 5,859.65 is: 8,789.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,337.85 : 27,508.24 = 5,859.65 : x
  2. Step 2: Convert to fraction form
    18,337.85/27,508.24 = 5,859.65/x
  3. Step 3: Cross multiply
    18,337.85x = 27,508.24 × 5,859.65
  4. Step 4: Simplify right side
    18,337.85x = 161,188,658.52
  5. Step 5: Solve for x
    x = 161,188,658.52/18,337.85
  6. Step 6: Final answer
    x = 8,789.94

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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.