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Finding the Fourth Proportional to 8,948.27, 12,359.72 and 7,062.59

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Solution

The fourth proportional to 8,948.27, 12,359.72 and 7,062.59 is: 9,755.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,948.27 : 12,359.72 = 7,062.59 : x
  2. Step 2: Convert to fraction form
    8,948.27/12,359.72 = 7,062.59/x
  3. Step 3: Cross multiply
    8,948.27x = 12,359.72 × 7,062.59
  4. Step 4: Simplify right side
    8,948.27x = 87,291,634.87
  5. Step 5: Solve for x
    x = 87,291,634.87/8,948.27
  6. Step 6: Final answer
    x = 9,755.14

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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.