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Finding the Fourth Proportional to 178,399.44, 267,574.56 and 98,584.92

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Solution

The fourth proportional to 178,399.44, 267,574.56 and 98,584.92 is: 147,863.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,399.44 : 267,574.56 = 98,584.92 : x
  2. Step 2: Convert to fraction form
    178,399.44/267,574.56 = 98,584.92/x
  3. Step 3: Cross multiply
    178,399.44x = 267,574.56 × 98,584.92
  4. Step 4: Simplify right side
    178,399.44x = 26,378,816,591.64
  5. Step 5: Solve for x
    x = 26,378,816,591.64/178,399.44
  6. Step 6: Final answer
    x = 147,863.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.