Home / 204,101.37-281,665.67-123,543.45

Finding the Fourth Proportional to 204,101.37, 281,665.67 and 123,543.45

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Solution

The fourth proportional to 204,101.37, 281,665.67 and 123,543.45 is: 170,493.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,101.37 : 281,665.67 = 123,543.45 : x
  2. Step 2: Convert to fraction form
    204,101.37/281,665.67 = 123,543.45/x
  3. Step 3: Cross multiply
    204,101.37x = 281,665.67 × 123,543.45
  4. Step 4: Simplify right side
    204,101.37x = 34,797,948,000.64
  5. Step 5: Solve for x
    x = 34,797,948,000.64/204,101.37
  6. Step 6: Final answer
    x = 170,493.46

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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.