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Finding the Fourth Proportional to 10,880.27, 15,019.37 and 7,348.27

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Solution

The fourth proportional to 10,880.27, 15,019.37 and 7,348.27 is: 10,143.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,880.27 : 15,019.37 = 7,348.27 : x
  2. Step 2: Convert to fraction form
    10,880.27/15,019.37 = 7,348.27/x
  3. Step 3: Cross multiply
    10,880.27x = 15,019.37 × 7,348.27
  4. Step 4: Simplify right side
    10,880.27x = 110,366,339.26
  5. Step 5: Solve for x
    x = 110,366,339.26/10,880.27
  6. Step 6: Final answer
    x = 10,143.71

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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.