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Finding the Fourth Proportional to 63,649.86, 95,462.49 and 60,488.74

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Solution

The fourth proportional to 63,649.86, 95,462.49 and 60,488.74 is: 90,721.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,649.86 : 95,462.49 = 60,488.74 : x
  2. Step 2: Convert to fraction form
    63,649.86/95,462.49 = 60,488.74/x
  3. Step 3: Cross multiply
    63,649.86x = 95,462.49 × 60,488.74
  4. Step 4: Simplify right side
    63,649.86x = 5,774,405,737.36
  5. Step 5: Solve for x
    x = 5,774,405,737.36/63,649.86
  6. Step 6: Final answer
    x = 90,721.42

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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.