Home / 204,278.85-281,827.44-126,718.65

Finding the Fourth Proportional to 204,278.85, 281,827.44 and 126,718.65

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Solution

The fourth proportional to 204,278.85, 281,827.44 and 126,718.65 is: 174,823.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,278.85 : 281,827.44 = 126,718.65 : x
  2. Step 2: Convert to fraction form
    204,278.85/281,827.44 = 126,718.65/x
  3. Step 3: Cross multiply
    204,278.85x = 281,827.44 × 126,718.65
  4. Step 4: Simplify right side
    204,278.85x = 35,712,792,729.76
  5. Step 5: Solve for x
    x = 35,712,792,729.76/204,278.85
  6. Step 6: Final answer
    x = 174,823.74

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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.