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Finding the Fourth Proportional to 16,644.80, 24,971.80 and 10,723.70

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Solution

The fourth proportional to 16,644.80, 24,971.80 and 10,723.70 is: 16,088.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,644.80 : 24,971.80 = 10,723.70 : x
  2. Step 2: Convert to fraction form
    16,644.80/24,971.80 = 10,723.70/x
  3. Step 3: Cross multiply
    16,644.80x = 24,971.80 × 10,723.70
  4. Step 4: Simplify right side
    16,644.80x = 267,790,091.66
  5. Step 5: Solve for x
    x = 267,790,091.66/16,644.80
  6. Step 6: Final answer
    x = 16,088.51

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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.