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Finding the Fourth Proportional to 63,352.80, 95,046.48 and 21,239.82

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Solution

The fourth proportional to 63,352.80, 95,046.48 and 21,239.82 is: 31,865.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,352.80 : 95,046.48 = 21,239.82 : x
  2. Step 2: Convert to fraction form
    63,352.80/95,046.48 = 21,239.82/x
  3. Step 3: Cross multiply
    63,352.80x = 95,046.48 × 21,239.82
  4. Step 4: Simplify right side
    63,352.80x = 2,018,770,126.83
  5. Step 5: Solve for x
    x = 2,018,770,126.83/63,352.80
  6. Step 6: Final answer
    x = 31,865.52

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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.