Home / 274,920.30-412,251.03-106,519.50

Finding the Fourth Proportional to 274,920.30, 412,251.03 and 106,519.50

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Solution

The fourth proportional to 274,920.30, 412,251.03 and 106,519.50 is: 159,729.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,920.30 : 412,251.03 = 106,519.50 : x
  2. Step 2: Convert to fraction form
    274,920.30/412,251.03 = 106,519.50/x
  3. Step 3: Cross multiply
    274,920.30x = 412,251.03 × 106,519.50
  4. Step 4: Simplify right side
    274,920.30x = 43,912,773,590.09
  5. Step 5: Solve for x
    x = 43,912,773,590.09/274,920.30
  6. Step 6: Final answer
    x = 159,729.11

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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.