Home / 196,393.68-271,026.44-111,513.04

Finding the Fourth Proportional to 196,393.68, 271,026.44 and 111,513.04

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Solution

The fourth proportional to 196,393.68, 271,026.44 and 111,513.04 is: 153,889.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,393.68 : 271,026.44 = 111,513.04 : x
  2. Step 2: Convert to fraction form
    196,393.68/271,026.44 = 111,513.04/x
  3. Step 3: Cross multiply
    196,393.68x = 271,026.44 × 111,513.04
  4. Step 4: Simplify right side
    196,393.68x = 30,222,982,244.78
  5. Step 5: Solve for x
    x = 30,222,982,244.78/196,393.68
  6. Step 6: Final answer
    x = 153,889.79

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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.