Home / 37,189.98-51,322.64-20,194.43

Finding the Fourth Proportional to 37,189.98, 51,322.64 and 20,194.43

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Solution

The fourth proportional to 37,189.98, 51,322.64 and 20,194.43 is: 27,868.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,189.98 : 51,322.64 = 20,194.43 : x
  2. Step 2: Convert to fraction form
    37,189.98/51,322.64 = 20,194.43/x
  3. Step 3: Cross multiply
    37,189.98x = 51,322.64 × 20,194.43
  4. Step 4: Simplify right side
    37,189.98x = 1,036,431,103.31
  5. Step 5: Solve for x
    x = 1,036,431,103.31/37,189.98
  6. Step 6: Final answer
    x = 27,868.56

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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.