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Finding the Fourth Proportional to 36,234, 54,358.80 and 11,273.52

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Solution

The fourth proportional to 36,234, 54,358.80 and 11,273.52 is: 16,912.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,234 : 54,358.80 = 11,273.52 : x
  2. Step 2: Convert to fraction form
    36,234/54,358.80 = 11,273.52/x
  3. Step 3: Cross multiply
    36,234x = 54,358.80 × 11,273.52
  4. Step 4: Simplify right side
    36,234x = 612,815,018.98
  5. Step 5: Solve for x
    x = 612,815,018.98/36,234
  6. Step 6: Final answer
    x = 16,912.71

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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.