Home / 195,539.76-269,844.84-106,115.76

Finding the Fourth Proportional to 195,539.76, 269,844.84 and 106,115.76

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Solution

The fourth proportional to 195,539.76, 269,844.84 and 106,115.76 is: 146,439.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,539.76 : 269,844.84 = 106,115.76 : x
  2. Step 2: Convert to fraction form
    195,539.76/269,844.84 = 106,115.76/x
  3. Step 3: Cross multiply
    195,539.76x = 269,844.84 × 106,115.76
  4. Step 4: Simplify right side
    195,539.76x = 28,634,790,278.68
  5. Step 5: Solve for x
    x = 28,634,790,278.68/195,539.76
  6. Step 6: Final answer
    x = 146,439.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.