Home / 123,519.38-184,836.18-106,936.46

Finding the Fourth Proportional to 123,519.38, 184,836.18 and 106,936.46

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Solution

The fourth proportional to 123,519.38, 184,836.18 and 106,936.46 is: 160,021.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,519.38 : 184,836.18 = 106,936.46 : x
  2. Step 2: Convert to fraction form
    123,519.38/184,836.18 = 106,936.46/x
  3. Step 3: Cross multiply
    123,519.38x = 184,836.18 × 106,936.46
  4. Step 4: Simplify right side
    123,519.38x = 19,765,726,769.12
  5. Step 5: Solve for x
    x = 19,765,726,769.12/123,519.38
  6. Step 6: Final answer
    x = 160,021.26

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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.