Home / 196,514.82-270,997.78-124,770.28

Finding the Fourth Proportional to 196,514.82, 270,997.78 and 124,770.28

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Solution

The fourth proportional to 196,514.82, 270,997.78 and 124,770.28 is: 172,060.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,514.82 : 270,997.78 = 124,770.28 : x
  2. Step 2: Convert to fraction form
    196,514.82/270,997.78 = 124,770.28/x
  3. Step 3: Cross multiply
    196,514.82x = 270,997.78 × 124,770.28
  4. Step 4: Simplify right side
    196,514.82x = 33,812,468,889.98
  5. Step 5: Solve for x
    x = 33,812,468,889.98/196,514.82
  6. Step 6: Final answer
    x = 172,060.66

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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.