Home / 123,100.49-184,581.48-38,844.95

Finding the Fourth Proportional to 123,100.49, 184,581.48 and 38,844.95

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Solution

The fourth proportional to 123,100.49, 184,581.48 and 38,844.95 is: 58,245.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,100.49 : 184,581.48 = 38,844.95 : x
  2. Step 2: Convert to fraction form
    123,100.49/184,581.48 = 38,844.95/x
  3. Step 3: Cross multiply
    123,100.49x = 184,581.48 × 38,844.95
  4. Step 4: Simplify right side
    123,100.49x = 7,170,058,458.68
  5. Step 5: Solve for x
    x = 7,170,058,458.68/123,100.49
  6. Step 6: Final answer
    x = 58,245.57

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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.