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Finding the Fourth Proportional to 57,849.62, 86,757.39 and 26,241.40

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Solution

The fourth proportional to 57,849.62, 86,757.39 and 26,241.40 is: 39,354.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,849.62 : 86,757.39 = 26,241.40 : x
  2. Step 2: Convert to fraction form
    57,849.62/86,757.39 = 26,241.40/x
  3. Step 3: Cross multiply
    57,849.62x = 86,757.39 × 26,241.40
  4. Step 4: Simplify right side
    57,849.62x = 2,276,635,373.95
  5. Step 5: Solve for x
    x = 2,276,635,373.95/57,849.62
  6. Step 6: Final answer
    x = 39,354.37

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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.