Home / 83,828.96-125,755.94-27,675

Finding the Fourth Proportional to 83,828.96, 125,755.94 and 27,675

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Solution

The fourth proportional to 83,828.96, 125,755.94 and 27,675 is: 41,516.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,828.96 : 125,755.94 = 27,675 : x
  2. Step 2: Convert to fraction form
    83,828.96/125,755.94 = 27,675/x
  3. Step 3: Cross multiply
    83,828.96x = 125,755.94 × 27,675
  4. Step 4: Simplify right side
    83,828.96x = 3,480,295,708.69
  5. Step 5: Solve for x
    x = 3,480,295,708.69/83,828.96
  6. Step 6: Final answer
    x = 41,516.63

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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.