Home / 204,680.25-282,447.81-112,796.55

Finding the Fourth Proportional to 204,680.25, 282,447.81 and 112,796.55

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Solution

The fourth proportional to 204,680.25, 282,447.81 and 112,796.55 is: 155,653.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,680.25 : 282,447.81 = 112,796.55 : x
  2. Step 2: Convert to fraction form
    204,680.25/282,447.81 = 112,796.55/x
  3. Step 3: Cross multiply
    204,680.25x = 282,447.81 × 112,796.55
  4. Step 4: Simplify right side
    204,680.25x = 31,859,138,523.06
  5. Step 5: Solve for x
    x = 31,859,138,523.06/204,680.25
  6. Step 6: Final answer
    x = 155,653.21

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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.