Home / 87,563.94-131,298.92-27,581.21

Finding the Fourth Proportional to 87,563.94, 131,298.92 and 27,581.21

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Solution

The fourth proportional to 87,563.94, 131,298.92 and 27,581.21 is: 41,357.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,563.94 : 131,298.92 = 27,581.21 : x
  2. Step 2: Convert to fraction form
    87,563.94/131,298.92 = 27,581.21/x
  3. Step 3: Cross multiply
    87,563.94x = 131,298.92 × 27,581.21
  4. Step 4: Simplify right side
    87,563.94x = 3,621,383,041.84
  5. Step 5: Solve for x
    x = 3,621,383,041.84/87,563.94
  6. Step 6: Final answer
    x = 41,357.02

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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.