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Finding the Fourth Proportional to 8,901.53, 13,340.62 and 6,550.53

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Solution

The fourth proportional to 8,901.53, 13,340.62 and 6,550.53 is: 9,817.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,901.53 : 13,340.62 = 6,550.53 : x
  2. Step 2: Convert to fraction form
    8,901.53/13,340.62 = 6,550.53/x
  3. Step 3: Cross multiply
    8,901.53x = 13,340.62 × 6,550.53
  4. Step 4: Simplify right side
    8,901.53x = 87,388,098.78
  5. Step 5: Solve for x
    x = 87,388,098.78/8,901.53
  6. Step 6: Final answer
    x = 9,817.20

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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.