Home / 87,795.45-131,698.67-35,198.10

Finding the Fourth Proportional to 87,795.45, 131,698.67 and 35,198.10

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Solution

The fourth proportional to 87,795.45, 131,698.67 and 35,198.10 is: 52,799.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,795.45 : 131,698.67 = 35,198.10 : x
  2. Step 2: Convert to fraction form
    87,795.45/131,698.67 = 35,198.10/x
  3. Step 3: Cross multiply
    87,795.45x = 131,698.67 × 35,198.10
  4. Step 4: Simplify right side
    87,795.45x = 4,635,542,780.54
  5. Step 5: Solve for x
    x = 4,635,542,780.54/87,795.45
  6. Step 6: Final answer
    x = 52,799.35

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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.