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Finding the Fourth Proportional to 15,549.37, 23,333.87 and 8,159.13

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Solution

The fourth proportional to 15,549.37, 23,333.87 and 8,159.13 is: 12,243.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,549.37 : 23,333.87 = 8,159.13 : x
  2. Step 2: Convert to fraction form
    15,549.37/23,333.87 = 8,159.13/x
  3. Step 3: Cross multiply
    15,549.37x = 23,333.87 × 8,159.13
  4. Step 4: Simplify right side
    15,549.37x = 190,384,099.13
  5. Step 5: Solve for x
    x = 190,384,099.13/15,549.37
  6. Step 6: Final answer
    x = 12,243.85

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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.