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Finding the Fourth Proportional to 63,176.76, 87,183.92 and 36,324.52

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Solution

The fourth proportional to 63,176.76, 87,183.92 and 36,324.52 is: 50,127.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,176.76 : 87,183.92 = 36,324.52 : x
  2. Step 2: Convert to fraction form
    63,176.76/87,183.92 = 36,324.52/x
  3. Step 3: Cross multiply
    63,176.76x = 87,183.92 × 36,324.52
  4. Step 4: Simplify right side
    63,176.76x = 3,166,914,045.72
  5. Step 5: Solve for x
    x = 3,166,914,045.72/63,176.76
  6. Step 6: Final answer
    x = 50,127.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.