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Finding the Fourth Proportional to 12,969.27, 17,898.03 and 7,304.12

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Solution

The fourth proportional to 12,969.27, 17,898.03 and 7,304.12 is: 10,079.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,969.27 : 17,898.03 = 7,304.12 : x
  2. Step 2: Convert to fraction form
    12,969.27/17,898.03 = 7,304.12/x
  3. Step 3: Cross multiply
    12,969.27x = 17,898.03 × 7,304.12
  4. Step 4: Simplify right side
    12,969.27x = 130,729,358.88
  5. Step 5: Solve for x
    x = 130,729,358.88/12,969.27
  6. Step 6: Final answer
    x = 10,079.93

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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.