Home / 195,489.52-269,759.40-114,920.44

Finding the Fourth Proportional to 195,489.52, 269,759.40 and 114,920.44

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Solution

The fourth proportional to 195,489.52, 269,759.40 and 114,920.44 is: 158,580.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,489.52 : 269,759.40 = 114,920.44 : x
  2. Step 2: Convert to fraction form
    195,489.52/269,759.40 = 114,920.44/x
  3. Step 3: Cross multiply
    195,489.52x = 269,759.40 × 114,920.44
  4. Step 4: Simplify right side
    195,489.52x = 31,000,868,942.14
  5. Step 5: Solve for x
    x = 31,000,868,942.14/195,489.52
  6. Step 6: Final answer
    x = 158,580.72

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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.