Home / 196,921.53-271,757.97-112,044.06

Finding the Fourth Proportional to 196,921.53, 271,757.97 and 112,044.06

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Solution

The fourth proportional to 196,921.53, 271,757.97 and 112,044.06 is: 154,624.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,921.53 : 271,757.97 = 112,044.06 : x
  2. Step 2: Convert to fraction form
    196,921.53/271,757.97 = 112,044.06/x
  3. Step 3: Cross multiply
    196,921.53x = 271,757.97 × 112,044.06
  4. Step 4: Simplify right side
    196,921.53x = 30,448,866,296.16
  5. Step 5: Solve for x
    x = 30,448,866,296.16/196,921.53
  6. Step 6: Final answer
    x = 154,624.36

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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.