Home / 87,709.37-131,580.28-27,752.94

Finding the Fourth Proportional to 87,709.37, 131,580.28 and 27,752.94

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Solution

The fourth proportional to 87,709.37, 131,580.28 and 27,752.94 is: 41,634.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,709.37 : 131,580.28 = 27,752.94 : x
  2. Step 2: Convert to fraction form
    87,709.37/131,580.28 = 27,752.94/x
  3. Step 3: Cross multiply
    87,709.37x = 131,580.28 × 27,752.94
  4. Step 4: Simplify right side
    87,709.37x = 3,651,739,616.02
  5. Step 5: Solve for x
    x = 3,651,739,616.02/87,709.37
  6. Step 6: Final answer
    x = 41,634.54

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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.