Home / 39,198.80-54,040.78-26,933.83

Finding the Fourth Proportional to 39,198.80, 54,040.78 and 26,933.83

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Solution

The fourth proportional to 39,198.80, 54,040.78 and 26,933.83 is: 37,131.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,198.80 : 54,040.78 = 26,933.83 : x
  2. Step 2: Convert to fraction form
    39,198.80/54,040.78 = 26,933.83/x
  3. Step 3: Cross multiply
    39,198.80x = 54,040.78 × 26,933.83
  4. Step 4: Simplify right side
    39,198.80x = 1,455,525,181.59
  5. Step 5: Solve for x
    x = 1,455,525,181.59/39,198.80
  6. Step 6: Final answer
    x = 37,131.88

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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.