Home / 57,961.13-86,997.78-27,996.39

Finding the Fourth Proportional to 57,961.13, 86,997.78 and 27,996.39

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Solution

The fourth proportional to 57,961.13, 86,997.78 and 27,996.39 is: 42,021.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,961.13 : 86,997.78 = 27,996.39 : x
  2. Step 2: Convert to fraction form
    57,961.13/86,997.78 = 27,996.39/x
  3. Step 3: Cross multiply
    57,961.13x = 86,997.78 × 27,996.39
  4. Step 4: Simplify right side
    57,961.13x = 2,435,623,778.01
  5. Step 5: Solve for x
    x = 2,435,623,778.01/57,961.13
  6. Step 6: Final answer
    x = 42,021.68

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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.