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Finding the Fourth Proportional to 8,914.53, 12,304.11 and 5,930.49

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Solution

The fourth proportional to 8,914.53, 12,304.11 and 5,930.49 is: 8,185.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,914.53 : 12,304.11 = 5,930.49 : x
  2. Step 2: Convert to fraction form
    8,914.53/12,304.11 = 5,930.49/x
  3. Step 3: Cross multiply
    8,914.53x = 12,304.11 × 5,930.49
  4. Step 4: Simplify right side
    8,914.53x = 72,969,401.31
  5. Step 5: Solve for x
    x = 72,969,401.31/8,914.53
  6. Step 6: Final answer
    x = 8,185.45

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.