Home / 204,608.52-282,372.66-115,190.28

Finding the Fourth Proportional to 204,608.52, 282,372.66 and 115,190.28

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Solution

The fourth proportional to 204,608.52, 282,372.66 and 115,190.28 is: 158,969.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,608.52 : 282,372.66 = 115,190.28 : x
  2. Step 2: Convert to fraction form
    204,608.52/282,372.66 = 115,190.28/x
  3. Step 3: Cross multiply
    204,608.52x = 282,372.66 × 115,190.28
  4. Step 4: Simplify right side
    204,608.52x = 32,526,585,769.74
  5. Step 5: Solve for x
    x = 32,526,585,769.74/204,608.52
  6. Step 6: Final answer
    x = 158,969.85

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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.