Home / 203,822.58-281,301.11-123,250.69

Finding the Fourth Proportional to 203,822.58, 281,301.11 and 123,250.69

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Solution

The fourth proportional to 203,822.58, 281,301.11 and 123,250.69 is: 170,101.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,822.58 : 281,301.11 = 123,250.69 : x
  2. Step 2: Convert to fraction form
    203,822.58/281,301.11 = 123,250.69/x
  3. Step 3: Cross multiply
    203,822.58x = 281,301.11 × 123,250.69
  4. Step 4: Simplify right side
    203,822.58x = 34,670,555,905.27
  5. Step 5: Solve for x
    x = 34,670,555,905.27/203,822.58
  6. Step 6: Final answer
    x = 170,101.64

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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.