Home / 277,190.01-415,781.37-66,826.26

Finding the Fourth Proportional to 277,190.01, 415,781.37 and 66,826.26

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Solution

The fourth proportional to 277,190.01, 415,781.37 and 66,826.26 is: 100,238.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,190.01 : 415,781.37 = 66,826.26 : x
  2. Step 2: Convert to fraction form
    277,190.01/415,781.37 = 66,826.26/x
  3. Step 3: Cross multiply
    277,190.01x = 415,781.37 × 66,826.26
  4. Step 4: Simplify right side
    277,190.01x = 27,785,113,934.78
  5. Step 5: Solve for x
    x = 27,785,113,934.78/277,190.01
  6. Step 6: Final answer
    x = 100,238.51

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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.