Home / 87,872.22-131,883.66-35,319.42

Finding the Fourth Proportional to 87,872.22, 131,883.66 and 35,319.42

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Solution

The fourth proportional to 87,872.22, 131,883.66 and 35,319.42 is: 53,009.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,872.22 : 131,883.66 = 35,319.42 : x
  2. Step 2: Convert to fraction form
    87,872.22/131,883.66 = 35,319.42/x
  3. Step 3: Cross multiply
    87,872.22x = 131,883.66 × 35,319.42
  4. Step 4: Simplify right side
    87,872.22x = 4,658,054,378.68
  5. Step 5: Solve for x
    x = 4,658,054,378.68/87,872.22
  6. Step 6: Final answer
    x = 53,009.41

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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.