Home / 195,936.14-269,911.95-142,062.86

Finding the Fourth Proportional to 195,936.14, 269,911.95 and 142,062.86

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Solution

The fourth proportional to 195,936.14, 269,911.95 and 142,062.86 is: 195,698.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,936.14 : 269,911.95 = 142,062.86 : x
  2. Step 2: Convert to fraction form
    195,936.14/269,911.95 = 142,062.86/x
  3. Step 3: Cross multiply
    195,936.14x = 269,911.95 × 142,062.86
  4. Step 4: Simplify right side
    195,936.14x = 38,344,463,565.18
  5. Step 5: Solve for x
    x = 38,344,463,565.18/195,936.14
  6. Step 6: Final answer
    x = 195,698.78

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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.