Home / 186,229.14-279,170.91-84,951.06

Finding the Fourth Proportional to 186,229.14, 279,170.91 and 84,951.06

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Solution

The fourth proportional to 186,229.14, 279,170.91 and 84,951.06 is: 127,347.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,229.14 : 279,170.91 = 84,951.06 : x
  2. Step 2: Convert to fraction form
    186,229.14/279,170.91 = 84,951.06/x
  3. Step 3: Cross multiply
    186,229.14x = 279,170.91 × 84,951.06
  4. Step 4: Simplify right side
    186,229.14x = 23,715,864,725.66
  5. Step 5: Solve for x
    x = 23,715,864,725.66/186,229.14
  6. Step 6: Final answer
    x = 127,347.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.