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Finding the Fourth Proportional to 63,660.96, 95,479.11 and 60,499.80

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Solution

The fourth proportional to 63,660.96, 95,479.11 and 60,499.80 is: 90,737.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,660.96 : 95,479.11 = 60,499.80 : x
  2. Step 2: Convert to fraction form
    63,660.96/95,479.11 = 60,499.80/x
  3. Step 3: Cross multiply
    63,660.96x = 95,479.11 × 60,499.80
  4. Step 4: Simplify right side
    63,660.96x = 5,776,467,059.18
  5. Step 5: Solve for x
    x = 5,776,467,059.18/63,660.96
  6. Step 6: Final answer
    x = 90,737.98

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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.