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Finding the Fourth Proportional to 63,695.25, 95,532.20 and 19,311.39

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Solution

The fourth proportional to 63,695.25, 95,532.20 and 19,311.39 is: 28,963.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,695.25 : 95,532.20 = 19,311.39 : x
  2. Step 2: Convert to fraction form
    63,695.25/95,532.20 = 19,311.39/x
  3. Step 3: Cross multiply
    63,695.25x = 95,532.20 × 19,311.39
  4. Step 4: Simplify right side
    63,695.25x = 1,844,859,571.76
  5. Step 5: Solve for x
    x = 1,844,859,571.76/63,695.25
  6. Step 6: Final answer
    x = 28,963.85

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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.