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Finding the Fourth Proportional to 10,729.48, 14,812.02 and 7,373.56

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Solution

The fourth proportional to 10,729.48, 14,812.02 and 7,373.56 is: 10,179.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,729.48 : 14,812.02 = 7,373.56 : x
  2. Step 2: Convert to fraction form
    10,729.48/14,812.02 = 7,373.56/x
  3. Step 3: Cross multiply
    10,729.48x = 14,812.02 × 7,373.56
  4. Step 4: Simplify right side
    10,729.48x = 109,217,318.19
  5. Step 5: Solve for x
    x = 109,217,318.19/10,729.48
  6. Step 6: Final answer
    x = 10,179.18

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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.