Home / 87,627.60-131,388.60-33,568.08

Finding the Fourth Proportional to 87,627.60, 131,388.60 and 33,568.08

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Solution

The fourth proportional to 87,627.60, 131,388.60 and 33,568.08 is: 50,331.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,627.60 : 131,388.60 = 33,568.08 : x
  2. Step 2: Convert to fraction form
    87,627.60/131,388.60 = 33,568.08/x
  3. Step 3: Cross multiply
    87,627.60x = 131,388.60 × 33,568.08
  4. Step 4: Simplify right side
    87,627.60x = 4,410,463,035.89
  5. Step 5: Solve for x
    x = 4,410,463,035.89/87,627.60
  6. Step 6: Final answer
    x = 50,331.89

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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.