Home / 96,321.20-144,490.30-25,243.70

Finding the Fourth Proportional to 96,321.20, 144,490.30 and 25,243.70

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Solution

The fourth proportional to 96,321.20, 144,490.30 and 25,243.70 is: 37,867.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,321.20 : 144,490.30 = 25,243.70 : x
  2. Step 2: Convert to fraction form
    96,321.20/144,490.30 = 25,243.70/x
  3. Step 3: Cross multiply
    96,321.20x = 144,490.30 × 25,243.70
  4. Step 4: Simplify right side
    96,321.20x = 3,647,469,000.55
  5. Step 5: Solve for x
    x = 3,647,469,000.55/96,321.20
  6. Step 6: Final answer
    x = 37,867.77

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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.