Home / 131,296.20-196,652.70-113,800.20

Finding the Fourth Proportional to 131,296.20, 196,652.70 and 113,800.20

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Solution

The fourth proportional to 131,296.20, 196,652.70 and 113,800.20 is: 170,447.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,296.20 : 196,652.70 = 113,800.20 : x
  2. Step 2: Convert to fraction form
    131,296.20/196,652.70 = 113,800.20/x
  3. Step 3: Cross multiply
    131,296.20x = 196,652.70 × 113,800.20
  4. Step 4: Simplify right side
    131,296.20x = 22,379,116,590.54
  5. Step 5: Solve for x
    x = 22,379,116,590.54/131,296.20
  6. Step 6: Final answer
    x = 170,447.56

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1.5x scale

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.