Home / 110,448.20-165,672.30-40,329.80

Finding the Fourth Proportional to 110,448.20, 165,672.30 and 40,329.80

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Solution

The fourth proportional to 110,448.20, 165,672.30 and 40,329.80 is: 60,494.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,448.20 : 165,672.30 = 40,329.80 : x
  2. Step 2: Convert to fraction form
    110,448.20/165,672.30 = 40,329.80/x
  3. Step 3: Cross multiply
    110,448.20x = 165,672.30 × 40,329.80
  4. Step 4: Simplify right side
    110,448.20x = 6,681,530,724.54
  5. Step 5: Solve for x
    x = 6,681,530,724.54/110,448.20
  6. Step 6: Final answer
    x = 60,494.70

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1.5x scale

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.