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Finding the Fourth Proportional to 196,882.76, 271,699.04 and 110,843.21

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Solution

The fourth proportional to 196,882.76, 271,699.04 and 110,843.21 is: 152,964.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,882.76 : 271,699.04 = 110,843.21 : x
  2. Step 2: Convert to fraction form
    196,882.76/271,699.04 = 110,843.21/x
  3. Step 3: Cross multiply
    196,882.76x = 271,699.04 × 110,843.21
  4. Step 4: Simplify right side
    196,882.76x = 30,115,993,747.52
  5. Step 5: Solve for x
    x = 30,115,993,747.52/196,882.76
  6. Step 6: Final answer
    x = 152,964.10

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1.5x scale

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.