Home / 195,257.20-269,456.36-105,833.20

Finding the Fourth Proportional to 195,257.20, 269,456.36 and 105,833.20

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Solution

The fourth proportional to 195,257.20, 269,456.36 and 105,833.20 is: 146,050.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,257.20 : 269,456.36 = 105,833.20 : x
  2. Step 2: Convert to fraction form
    195,257.20/269,456.36 = 105,833.20/x
  3. Step 3: Cross multiply
    195,257.20x = 269,456.36 × 105,833.20
  4. Step 4: Simplify right side
    195,257.20x = 28,517,428,839.15
  5. Step 5: Solve for x
    x = 28,517,428,839.15/195,257.20
  6. Step 6: Final answer
    x = 146,050.59

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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.