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Finding the Fourth Proportional to 7,169.30, 10,752.71 and 3,272.79

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Solution

The fourth proportional to 7,169.30, 10,752.71 and 3,272.79 is: 4,908.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,169.30 : 10,752.71 = 3,272.79 : x
  2. Step 2: Convert to fraction form
    7,169.30/10,752.71 = 3,272.79/x
  3. Step 3: Cross multiply
    7,169.30x = 10,752.71 × 3,272.79
  4. Step 4: Simplify right side
    7,169.30x = 35,191,345.40
  5. Step 5: Solve for x
    x = 35,191,345.40/7,169.30
  6. Step 6: Final answer
    x = 4,908.62

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.