Home / 87,804.56-131,736.42-27,842.84

Finding the Fourth Proportional to 87,804.56, 131,736.42 and 27,842.84

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Solution

The fourth proportional to 87,804.56, 131,736.42 and 27,842.84 is: 41,773.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,804.56 : 131,736.42 = 27,842.84 : x
  2. Step 2: Convert to fraction form
    87,804.56/131,736.42 = 27,842.84/x
  3. Step 3: Cross multiply
    87,804.56x = 131,736.42 × 27,842.84
  4. Step 4: Simplify right side
    87,804.56x = 3,667,916,064.23
  5. Step 5: Solve for x
    x = 3,667,916,064.23/87,804.56
  6. Step 6: Final answer
    x = 41,773.64

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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.