Home / 205,179.56-282,884.52-168,249.75

Finding the Fourth Proportional to 205,179.56, 282,884.52 and 168,249.75

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Solution

The fourth proportional to 205,179.56, 282,884.52 and 168,249.75 is: 231,968.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,179.56 : 282,884.52 = 168,249.75 : x
  2. Step 2: Convert to fraction form
    205,179.56/282,884.52 = 168,249.75/x
  3. Step 3: Cross multiply
    205,179.56x = 282,884.52 × 168,249.75
  4. Step 4: Simplify right side
    205,179.56x = 47,595,251,034.87
  5. Step 5: Solve for x
    x = 47,595,251,034.87/205,179.56
  6. Step 6: Final answer
    x = 231,968.78

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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.