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Finding the Fourth Proportional to 234,874.62, 352,311.93 and 68,662.62

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Solution

The fourth proportional to 234,874.62, 352,311.93 and 68,662.62 is: 102,993.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,874.62 : 352,311.93 = 68,662.62 : x
  2. Step 2: Convert to fraction form
    234,874.62/352,311.93 = 68,662.62/x
  3. Step 3: Cross multiply
    234,874.62x = 352,311.93 × 68,662.62
  4. Step 4: Simplify right side
    234,874.62x = 24,190,660,171.06
  5. Step 5: Solve for x
    x = 24,190,660,171.06/234,874.62
  6. Step 6: Final answer
    x = 102,993.93

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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.