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Finding the Fourth Proportional to 63,595.33, 87,761.88 and 39,735.83

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Solution

The fourth proportional to 63,595.33, 87,761.88 and 39,735.83 is: 54,835.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,595.33 : 87,761.88 = 39,735.83 : x
  2. Step 2: Convert to fraction form
    63,595.33/87,761.88 = 39,735.83/x
  3. Step 3: Cross multiply
    63,595.33x = 87,761.88 × 39,735.83
  4. Step 4: Simplify right side
    63,595.33x = 3,487,291,144.16
  5. Step 5: Solve for x
    x = 3,487,291,144.16/63,595.33
  6. Step 6: Final answer
    x = 54,835.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.