Home / 40,201.03-55,480.74-22,301.80

Finding the Fourth Proportional to 40,201.03, 55,480.74 and 22,301.80

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Solution

The fourth proportional to 40,201.03, 55,480.74 and 22,301.80 is: 30,778.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,201.03 : 55,480.74 = 22,301.80 : x
  2. Step 2: Convert to fraction form
    40,201.03/55,480.74 = 22,301.80/x
  3. Step 3: Cross multiply
    40,201.03x = 55,480.74 × 22,301.80
  4. Step 4: Simplify right side
    40,201.03x = 1,237,320,367.33
  5. Step 5: Solve for x
    x = 1,237,320,367.33/40,201.03
  6. Step 6: Final answer
    x = 30,778.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.