Home / 204,105.84-304,615.16-198,791.43

Finding the Fourth Proportional to 204,105.84, 304,615.16 and 198,791.43

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Solution

The fourth proportional to 204,105.84, 304,615.16 and 198,791.43 is: 296,683.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,105.84 : 304,615.16 = 198,791.43 : x
  2. Step 2: Convert to fraction form
    204,105.84/304,615.16 = 198,791.43/x
  3. Step 3: Cross multiply
    204,105.84x = 304,615.16 × 198,791.43
  4. Step 4: Simplify right side
    204,105.84x = 60,554,882,262.12
  5. Step 5: Solve for x
    x = 60,554,882,262.12/204,105.84
  6. Step 6: Final answer
    x = 296,683.73

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.