Home / 195,918.54-270,370.62-109,896.61

Finding the Fourth Proportional to 195,918.54, 270,370.62 and 109,896.61

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Solution

The fourth proportional to 195,918.54, 270,370.62 and 109,896.61 is: 151,659.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,918.54 : 270,370.62 = 109,896.61 : x
  2. Step 2: Convert to fraction form
    195,918.54/270,370.62 = 109,896.61/x
  3. Step 3: Cross multiply
    195,918.54x = 270,370.62 × 109,896.61
  4. Step 4: Simplify right side
    195,918.54x = 29,712,814,581.60
  5. Step 5: Solve for x
    x = 29,712,814,581.60/195,918.54
  6. Step 6: Final answer
    x = 151,659.02

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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.