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Finding the Fourth Proportional to 83,796.62, 125,667.93 and 27,623.66

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Solution

The fourth proportional to 83,796.62, 125,667.93 and 27,623.66 is: 41,426.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,796.62 : 125,667.93 = 27,623.66 : x
  2. Step 2: Convert to fraction form
    83,796.62/125,667.93 = 27,623.66/x
  3. Step 3: Cross multiply
    83,796.62x = 125,667.93 × 27,623.66
  4. Step 4: Simplify right side
    83,796.62x = 3,471,408,171.22
  5. Step 5: Solve for x
    x = 3,471,408,171.22/83,796.62
  6. Step 6: Final answer
    x = 41,426.59

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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.