Home / 40,201.04-55,480.84-22,301.81

Finding the Fourth Proportional to 40,201.04, 55,480.84 and 22,301.81

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Solution

The fourth proportional to 40,201.04, 55,480.84 and 22,301.81 is: 30,778.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,201.04 : 55,480.84 = 22,301.81 : x
  2. Step 2: Convert to fraction form
    40,201.04/55,480.84 = 22,301.81/x
  3. Step 3: Cross multiply
    40,201.04x = 55,480.84 × 22,301.81
  4. Step 4: Simplify right side
    40,201.04x = 1,237,323,360.72
  5. Step 5: Solve for x
    x = 1,237,323,360.72/40,201.04
  6. Step 6: Final answer
    x = 30,778.39

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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.