Home / 268,824.43-370,974.78-147,963.12

Finding the Fourth Proportional to 268,824.43, 370,974.78 and 147,963.12

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Solution

The fourth proportional to 268,824.43, 370,974.78 and 147,963.12 is: 204,187.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,824.43 : 370,974.78 = 147,963.12 : x
  2. Step 2: Convert to fraction form
    268,824.43/370,974.78 = 147,963.12/x
  3. Step 3: Cross multiply
    268,824.43x = 370,974.78 × 147,963.12
  4. Step 4: Simplify right side
    268,824.43x = 54,890,584,498.96
  5. Step 5: Solve for x
    x = 54,890,584,498.96/268,824.43
  6. Step 6: Final answer
    x = 204,187.48

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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.