Home / 226,203.72-339,321.78-68,444.49

Finding the Fourth Proportional to 226,203.72, 339,321.78 and 68,444.49

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Solution

The fourth proportional to 226,203.72, 339,321.78 and 68,444.49 is: 102,671.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,203.72 : 339,321.78 = 68,444.49 : x
  2. Step 2: Convert to fraction form
    226,203.72/339,321.78 = 68,444.49/x
  3. Step 3: Cross multiply
    226,203.72x = 339,321.78 × 68,444.49
  4. Step 4: Simplify right side
    226,203.72x = 23,224,706,177.99
  5. Step 5: Solve for x
    x = 23,224,706,177.99/226,203.72
  6. Step 6: Final answer
    x = 102,671.64

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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.