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Finding the Fourth Proportional to 10,843.46, 16,234.20 and 10,154.56

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Solution

The fourth proportional to 10,843.46, 16,234.20 and 10,154.56 is: 15,202.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,843.46 : 16,234.20 = 10,154.56 : x
  2. Step 2: Convert to fraction form
    10,843.46/16,234.20 = 10,154.56/x
  3. Step 3: Cross multiply
    10,843.46x = 16,234.20 × 10,154.56
  4. Step 4: Simplify right side
    10,843.46x = 164,851,157.95
  5. Step 5: Solve for x
    x = 164,851,157.95/10,843.46
  6. Step 6: Final answer
    x = 15,202.82

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.