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Finding the Fourth Proportional to 101,318.50, 151,977.75 and 27,446.50

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Solution

The fourth proportional to 101,318.50, 151,977.75 and 27,446.50 is: 41,169.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,318.50 : 151,977.75 = 27,446.50 : x
  2. Step 2: Convert to fraction form
    101,318.50/151,977.75 = 27,446.50/x
  3. Step 3: Cross multiply
    101,318.50x = 151,977.75 × 27,446.50
  4. Step 4: Simplify right side
    101,318.50x = 4,171,257,315.38
  5. Step 5: Solve for x
    x = 4,171,257,315.38/101,318.50
  6. Step 6: Final answer
    x = 41,169.75

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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.