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Finding the Fourth Proportional to 15,952.87, 23,932.88 and 4,860.43

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Solution

The fourth proportional to 15,952.87, 23,932.88 and 4,860.43 is: 7,291.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,952.87 : 23,932.88 = 4,860.43 : x
  2. Step 2: Convert to fraction form
    15,952.87/23,932.88 = 4,860.43/x
  3. Step 3: Cross multiply
    15,952.87x = 23,932.88 × 4,860.43
  4. Step 4: Simplify right side
    15,952.87x = 116,324,003.80
  5. Step 5: Solve for x
    x = 116,324,003.80/15,952.87
  6. Step 6: Final answer
    x = 7,291.73

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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.