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Finding the Fourth Proportional to 148,363.80, 222,524.10 and 43,171.80

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Solution

The fourth proportional to 148,363.80, 222,524.10 and 43,171.80 is: 64,751.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,363.80 : 222,524.10 = 43,171.80 : x
  2. Step 2: Convert to fraction form
    148,363.80/222,524.10 = 43,171.80/x
  3. Step 3: Cross multiply
    148,363.80x = 222,524.10 × 43,171.80
  4. Step 4: Simplify right side
    148,363.80x = 9,606,765,940.38
  5. Step 5: Solve for x
    x = 9,606,765,940.38/148,363.80
  6. Step 6: Final answer
    x = 64,751.41

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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.