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Finding the Fourth Proportional to 18,179.93, 27,270.23 and 5,699.68

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Solution

The fourth proportional to 18,179.93, 27,270.23 and 5,699.68 is: 8,549.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,179.93 : 27,270.23 = 5,699.68 : x
  2. Step 2: Convert to fraction form
    18,179.93/27,270.23 = 5,699.68/x
  3. Step 3: Cross multiply
    18,179.93x = 27,270.23 × 5,699.68
  4. Step 4: Simplify right side
    18,179.93x = 155,431,584.53
  5. Step 5: Solve for x
    x = 155,431,584.53/18,179.93
  6. Step 6: Final answer
    x = 8,549.63

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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.