Home / 40,012.40-55,170.26-27,273.12

Finding the Fourth Proportional to 40,012.40, 55,170.26 and 27,273.12

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Solution

The fourth proportional to 40,012.40, 55,170.26 and 27,273.12 is: 37,604.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,012.40 : 55,170.26 = 27,273.12 : x
  2. Step 2: Convert to fraction form
    40,012.40/55,170.26 = 27,273.12/x
  3. Step 3: Cross multiply
    40,012.40x = 55,170.26 × 27,273.12
  4. Step 4: Simplify right side
    40,012.40x = 1,504,665,189.59
  5. Step 5: Solve for x
    x = 1,504,665,189.59/40,012.40
  6. Step 6: Final answer
    x = 37,604.98

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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.