Home / 39,165.53-54,047.57-22,169.43

Finding the Fourth Proportional to 39,165.53, 54,047.57 and 22,169.43

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Solution

The fourth proportional to 39,165.53, 54,047.57 and 22,169.43 is: 30,593.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,165.53 : 54,047.57 = 22,169.43 : x
  2. Step 2: Convert to fraction form
    39,165.53/54,047.57 = 22,169.43/x
  3. Step 3: Cross multiply
    39,165.53x = 54,047.57 × 22,169.43
  4. Step 4: Simplify right side
    39,165.53x = 1,198,203,708.94
  5. Step 5: Solve for x
    x = 1,198,203,708.94/39,165.53
  6. Step 6: Final answer
    x = 30,593.33

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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.