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Finding the Fourth Proportional to 63,481.79, 95,225.72 and 52,367.87

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Solution

The fourth proportional to 63,481.79, 95,225.72 and 52,367.87 is: 78,554.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,481.79 : 95,225.72 = 52,367.87 : x
  2. Step 2: Convert to fraction form
    63,481.79/95,225.72 = 52,367.87/x
  3. Step 3: Cross multiply
    63,481.79x = 95,225.72 × 52,367.87
  4. Step 4: Simplify right side
    63,481.79x = 4,986,768,125.62
  5. Step 5: Solve for x
    x = 4,986,768,125.62/63,481.79
  6. Step 6: Final answer
    x = 78,554.31

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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.