Home / 204,634.92-306,950.23-79,974.84

Finding the Fourth Proportional to 204,634.92, 306,950.23 and 79,974.84

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Solution

The fourth proportional to 204,634.92, 306,950.23 and 79,974.84 is: 119,961.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,634.92 : 306,950.23 = 79,974.84 : x
  2. Step 2: Convert to fraction form
    204,634.92/306,950.23 = 79,974.84/x
  3. Step 3: Cross multiply
    204,634.92x = 306,950.23 × 79,974.84
  4. Step 4: Simplify right side
    204,634.92x = 24,548,296,333.39
  5. Step 5: Solve for x
    x = 24,548,296,333.39/204,634.92
  6. Step 6: Final answer
    x = 119,961.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.