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Finding the Fourth Proportional to 16,580.88, 24,863.52 and 6,712.65

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Solution

The fourth proportional to 16,580.88, 24,863.52 and 6,712.65 is: 10,065.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,580.88 : 24,863.52 = 6,712.65 : x
  2. Step 2: Convert to fraction form
    16,580.88/24,863.52 = 6,712.65/x
  3. Step 3: Cross multiply
    16,580.88x = 24,863.52 × 6,712.65
  4. Step 4: Simplify right side
    16,580.88x = 166,900,107.53
  5. Step 5: Solve for x
    x = 166,900,107.53/16,580.88
  6. Step 6: Final answer
    x = 10,065.82

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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.