Home / 39,906.27-55,062.99-23,990.85

Finding the Fourth Proportional to 39,906.27, 55,062.99 and 23,990.85

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Solution

The fourth proportional to 39,906.27, 55,062.99 and 23,990.85 is: 33,102.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,906.27 : 55,062.99 = 23,990.85 : x
  2. Step 2: Convert to fraction form
    39,906.27/55,062.99 = 23,990.85/x
  3. Step 3: Cross multiply
    39,906.27x = 55,062.99 × 23,990.85
  4. Step 4: Simplify right side
    39,906.27x = 1,321,007,933.64
  5. Step 5: Solve for x
    x = 1,321,007,933.64/39,906.27
  6. Step 6: Final answer
    x = 33,102.77

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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.