Home / 195,626.44-269,965.61-115,057.36

Finding the Fourth Proportional to 195,626.44, 269,965.61 and 115,057.36

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Solution

The fourth proportional to 195,626.44, 269,965.61 and 115,057.36 is: 158,779.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,626.44 : 269,965.61 = 115,057.36 : x
  2. Step 2: Convert to fraction form
    195,626.44/269,965.61 = 115,057.36/x
  3. Step 3: Cross multiply
    195,626.44x = 269,965.61 × 115,057.36
  4. Step 4: Simplify right side
    195,626.44x = 31,061,530,377.39
  5. Step 5: Solve for x
    x = 31,061,530,377.39/195,626.44
  6. Step 6: Final answer
    x = 158,779.82

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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.