Home / 110,350.20-165,525.30-40,231.80

Finding the Fourth Proportional to 110,350.20, 165,525.30 and 40,231.80

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Solution

The fourth proportional to 110,350.20, 165,525.30 and 40,231.80 is: 60,347.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,350.20 : 165,525.30 = 40,231.80 : x
  2. Step 2: Convert to fraction form
    110,350.20/165,525.30 = 40,231.80/x
  3. Step 3: Cross multiply
    110,350.20x = 165,525.30 × 40,231.80
  4. Step 4: Simplify right side
    110,350.20x = 6,659,380,764.54
  5. Step 5: Solve for x
    x = 6,659,380,764.54/110,350.20
  6. Step 6: Final answer
    x = 60,347.70

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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.