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Finding the Fourth Proportional to 225,914.00, 338,650.67 and 107,553.56

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Solution

The fourth proportional to 225,914.00, 338,650.67 and 107,553.56 is: 161,225.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,914.00 : 338,650.67 = 107,553.56 : x
  2. Step 2: Convert to fraction form
    225,914.00/338,650.67 = 107,553.56/x
  3. Step 3: Cross multiply
    225,914.00x = 338,650.67 × 107,553.56
  4. Step 4: Simplify right side
    225,914.00x = 36,423,082,923.86
  5. Step 5: Solve for x
    x = 36,423,082,923.86/225,914.00
  6. Step 6: Final answer
    x = 161,225.44

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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.