Home / 195,385.28-269,504.16-123,690.56

Finding the Fourth Proportional to 195,385.28, 269,504.16 and 123,690.56

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Solution

The fourth proportional to 195,385.28, 269,504.16 and 123,690.56 is: 170,612.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,385.28 : 269,504.16 = 123,690.56 : x
  2. Step 2: Convert to fraction form
    195,385.28/269,504.16 = 123,690.56/x
  3. Step 3: Cross multiply
    195,385.28x = 269,504.16 × 123,690.56
  4. Step 4: Simplify right side
    195,385.28x = 33,335,120,472.73
  5. Step 5: Solve for x
    x = 33,335,120,472.73/195,385.28
  6. Step 6: Final answer
    x = 170,612.24

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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.