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Finding the Fourth Proportional to 38,481.67, 57,662.97 and 25,952.59

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Solution

The fourth proportional to 38,481.67, 57,662.97 and 25,952.59 is: 38,888.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,481.67 : 57,662.97 = 25,952.59 : x
  2. Step 2: Convert to fraction form
    38,481.67/57,662.97 = 25,952.59/x
  3. Step 3: Cross multiply
    38,481.67x = 57,662.97 × 25,952.59
  4. Step 4: Simplify right side
    38,481.67x = 1,496,503,418.59
  5. Step 5: Solve for x
    x = 1,496,503,418.59/38,481.67
  6. Step 6: Final answer
    x = 38,888.73

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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.