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Finding the Fourth Proportional to 244,687.76, 366,987.76 and 67,171.40

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Solution

The fourth proportional to 244,687.76, 366,987.76 and 67,171.40 is: 100,745.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,687.76 : 366,987.76 = 67,171.40 : x
  2. Step 2: Convert to fraction form
    244,687.76/366,987.76 = 67,171.40/x
  3. Step 3: Cross multiply
    244,687.76x = 366,987.76 × 67,171.40
  4. Step 4: Simplify right side
    244,687.76x = 24,651,081,622.06
  5. Step 5: Solve for x
    x = 24,651,081,622.06/244,687.76
  6. Step 6: Final answer
    x = 100,745.05

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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.