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Finding the Fourth Proportional to 63,472.60, 87,601.51 and 36,609.86

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Solution

The fourth proportional to 63,472.60, 87,601.51 and 36,609.86 is: 50,526.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,472.60 : 87,601.51 = 36,609.86 : x
  2. Step 2: Convert to fraction form
    63,472.60/87,601.51 = 36,609.86/x
  3. Step 3: Cross multiply
    63,472.60x = 87,601.51 × 36,609.86
  4. Step 4: Simplify right side
    63,472.60x = 3,207,079,016.89
  5. Step 5: Solve for x
    x = 3,207,079,016.89/63,472.60
  6. Step 6: Final answer
    x = 50,526.98

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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.