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Finding the Fourth Proportional to 23,491.44, 35,217.72 and 8,697.60

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Solution

The fourth proportional to 23,491.44, 35,217.72 and 8,697.60 is: 13,039.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,491.44 : 35,217.72 = 8,697.60 : x
  2. Step 2: Convert to fraction form
    23,491.44/35,217.72 = 8,697.60/x
  3. Step 3: Cross multiply
    23,491.44x = 35,217.72 × 8,697.60
  4. Step 4: Simplify right side
    23,491.44x = 306,309,641.47
  5. Step 5: Solve for x
    x = 306,309,641.47/23,491.44
  6. Step 6: Final answer
    x = 13,039.20

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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.