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Finding the Fourth Proportional to 167,960.66, 251,939.42 and 68,097.11

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Solution

The fourth proportional to 167,960.66, 251,939.42 and 68,097.11 is: 102,145.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,960.66 : 251,939.42 = 68,097.11 : x
  2. Step 2: Convert to fraction form
    167,960.66/251,939.42 = 68,097.11/x
  3. Step 3: Cross multiply
    167,960.66x = 251,939.42 × 68,097.11
  4. Step 4: Simplify right side
    167,960.66x = 17,156,346,397.08
  5. Step 5: Solve for x
    x = 17,156,346,397.08/167,960.66
  6. Step 6: Final answer
    x = 102,145.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.