Home / 204,314.97-281,993.49-127,869.60

Finding the Fourth Proportional to 204,314.97, 281,993.49 and 127,869.60

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Solution

The fourth proportional to 204,314.97, 281,993.49 and 127,869.60 is: 176,484.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,314.97 : 281,993.49 = 127,869.60 : x
  2. Step 2: Convert to fraction form
    204,314.97/281,993.49 = 127,869.60/x
  3. Step 3: Cross multiply
    204,314.97x = 281,993.49 × 127,869.60
  4. Step 4: Simplify right side
    204,314.97x = 36,058,394,768.90
  5. Step 5: Solve for x
    x = 36,058,394,768.90/204,314.97
  6. Step 6: Final answer
    x = 176,484.35

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1.5x scale

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.