Home / 204,175.08-281,739.06-122,499

Finding the Fourth Proportional to 204,175.08, 281,739.06 and 122,499

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Solution

The fourth proportional to 204,175.08, 281,739.06 and 122,499 is: 169,035.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,175.08 : 281,739.06 = 122,499 : x
  2. Step 2: Convert to fraction form
    204,175.08/281,739.06 = 122,499/x
  3. Step 3: Cross multiply
    204,175.08x = 281,739.06 × 122,499
  4. Step 4: Simplify right side
    204,175.08x = 34,512,753,110.94
  5. Step 5: Solve for x
    x = 34,512,753,110.94/204,175.08
  6. Step 6: Final answer
    x = 169,035.09

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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.