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Finding the Fourth Proportional to 9,167.73, 13,754.03 and 3,325.20

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Solution

The fourth proportional to 9,167.73, 13,754.03 and 3,325.20 is: 4,988.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,167.73 : 13,754.03 = 3,325.20 : x
  2. Step 2: Convert to fraction form
    9,167.73/13,754.03 = 3,325.20/x
  3. Step 3: Cross multiply
    9,167.73x = 13,754.03 × 3,325.20
  4. Step 4: Simplify right side
    9,167.73x = 45,734,900.56
  5. Step 5: Solve for x
    x = 45,734,900.56/9,167.73
  6. Step 6: Final answer
    x = 4,988.68

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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.