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Finding the Fourth Proportional to 83,644.80, 125,467.38 and 58,796.04

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Solution

The fourth proportional to 83,644.80, 125,467.38 and 58,796.04 is: 88,194.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,644.80 : 125,467.38 = 58,796.04 : x
  2. Step 2: Convert to fraction form
    83,644.80/125,467.38 = 58,796.04/x
  3. Step 3: Cross multiply
    83,644.80x = 125,467.38 × 58,796.04
  4. Step 4: Simplify right side
    83,644.80x = 7,376,985,563.68
  5. Step 5: Solve for x
    x = 7,376,985,563.68/83,644.80
  6. Step 6: Final answer
    x = 88,194.19

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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.