Home / 195,867.81-270,198.09-127,924.59

Finding the Fourth Proportional to 195,867.81, 270,198.09 and 127,924.59

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Solution

The fourth proportional to 195,867.81, 270,198.09 and 127,924.59 is: 176,470.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,867.81 : 270,198.09 = 127,924.59 : x
  2. Step 2: Convert to fraction form
    195,867.81/270,198.09 = 127,924.59/x
  3. Step 3: Cross multiply
    195,867.81x = 270,198.09 × 127,924.59
  4. Step 4: Simplify right side
    195,867.81x = 34,564,979,882.03
  5. Step 5: Solve for x
    x = 34,564,979,882.03/195,867.81
  6. Step 6: Final answer
    x = 176,470.96

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1.5x scale

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.