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Finding the Fourth Proportional to 18,076.45, 27,115.45 and 5,596.70

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Solution

The fourth proportional to 18,076.45, 27,115.45 and 5,596.70 is: 8,395.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,076.45 : 27,115.45 = 5,596.70 : x
  2. Step 2: Convert to fraction form
    18,076.45/27,115.45 = 5,596.70/x
  3. Step 3: Cross multiply
    18,076.45x = 27,115.45 × 5,596.70
  4. Step 4: Simplify right side
    18,076.45x = 151,757,133.97
  5. Step 5: Solve for x
    x = 151,757,133.97/18,076.45
  6. Step 6: Final answer
    x = 8,395.30

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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.