Home / 148,844.20-223,266.30-98,761.90

Finding the Fourth Proportional to 148,844.20, 223,266.30 and 98,761.90

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Solution

The fourth proportional to 148,844.20, 223,266.30 and 98,761.90 is: 148,142.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,844.20 : 223,266.30 = 98,761.90 : x
  2. Step 2: Convert to fraction form
    148,844.20/223,266.30 = 98,761.90/x
  3. Step 3: Cross multiply
    148,844.20x = 223,266.30 × 98,761.90
  4. Step 4: Simplify right side
    148,844.20x = 22,050,203,993.97
  5. Step 5: Solve for x
    x = 22,050,203,993.97/148,844.20
  6. Step 6: Final answer
    x = 148,142.85

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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.