Home / 194,620.20-291,930.30-106,046.70

Finding the Fourth Proportional to 194,620.20, 291,930.30 and 106,046.70

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Solution

The fourth proportional to 194,620.20, 291,930.30 and 106,046.70 is: 159,070.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,620.20 : 291,930.30 = 106,046.70 : x
  2. Step 2: Convert to fraction form
    194,620.20/291,930.30 = 106,046.70/x
  3. Step 3: Cross multiply
    194,620.20x = 291,930.30 × 106,046.70
  4. Step 4: Simplify right side
    194,620.20x = 30,958,244,945.01
  5. Step 5: Solve for x
    x = 30,958,244,945.01/194,620.20
  6. Step 6: Final answer
    x = 159,070.05

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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.