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Finding the Fourth Proportional to 57,833.88, 86,750.94 and 29,757.66

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Solution

The fourth proportional to 57,833.88, 86,750.94 and 29,757.66 is: 44,636.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,833.88 : 86,750.94 = 29,757.66 : x
  2. Step 2: Convert to fraction form
    57,833.88/86,750.94 = 29,757.66/x
  3. Step 3: Cross multiply
    57,833.88x = 86,750.94 × 29,757.66
  4. Step 4: Simplify right side
    57,833.88x = 2,581,504,977.20
  5. Step 5: Solve for x
    x = 2,581,504,977.20/57,833.88
  6. Step 6: Final answer
    x = 44,636.55

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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.