Home / 204,130.47-281,684.09-113,480.91

Finding the Fourth Proportional to 204,130.47, 281,684.09 and 113,480.91

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Solution

The fourth proportional to 204,130.47, 281,684.09 and 113,480.91 is: 156,594.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,130.47 : 281,684.09 = 113,480.91 : x
  2. Step 2: Convert to fraction form
    204,130.47/281,684.09 = 113,480.91/x
  3. Step 3: Cross multiply
    204,130.47x = 281,684.09 × 113,480.91
  4. Step 4: Simplify right side
    204,130.47x = 31,965,766,865.72
  5. Step 5: Solve for x
    x = 31,965,766,865.72/204,130.47
  6. Step 6: Final answer
    x = 156,594.79

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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.