Home / 111,209.70-166,806.22-40,132.33

Finding the Fourth Proportional to 111,209.70, 166,806.22 and 40,132.33

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Solution

The fourth proportional to 111,209.70, 166,806.22 and 40,132.33 is: 60,195.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,209.70 : 166,806.22 = 40,132.33 : x
  2. Step 2: Convert to fraction form
    111,209.70/166,806.22 = 40,132.33/x
  3. Step 3: Cross multiply
    111,209.70x = 166,806.22 × 40,132.33
  4. Step 4: Simplify right side
    111,209.70x = 6,694,321,764.81
  5. Step 5: Solve for x
    x = 6,694,321,764.81/111,209.70
  6. Step 6: Final answer
    x = 60,195.49

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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.