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Finding the Fourth Proportional to 10,965.25, 15,132.41 and 5,997.25

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Solution

The fourth proportional to 10,965.25, 15,132.41 and 5,997.25 is: 8,276.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,965.25 : 15,132.41 = 5,997.25 : x
  2. Step 2: Convert to fraction form
    10,965.25/15,132.41 = 5,997.25/x
  3. Step 3: Cross multiply
    10,965.25x = 15,132.41 × 5,997.25
  4. Step 4: Simplify right side
    10,965.25x = 90,752,815.89
  5. Step 5: Solve for x
    x = 90,752,815.89/10,965.25
  6. Step 6: Final answer
    x = 8,276.40

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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.