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Finding the Fourth Proportional to 194,906.60, 268,964.58 and 110,042.60

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Solution

The fourth proportional to 194,906.60, 268,964.58 and 110,042.60 is: 151,855.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,906.60 : 268,964.58 = 110,042.60 : x
  2. Step 2: Convert to fraction form
    194,906.60/268,964.58 = 110,042.60/x
  3. Step 3: Cross multiply
    194,906.60x = 268,964.58 × 110,042.60
  4. Step 4: Simplify right side
    194,906.60x = 29,597,561,691.11
  5. Step 5: Solve for x
    x = 29,597,561,691.11/194,906.60
  6. Step 6: Final answer
    x = 151,855.10

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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.