Home / 55,571.25-83,348.34-18,131.23

Finding the Fourth Proportional to 55,571.25, 83,348.34 and 18,131.23

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Solution

The fourth proportional to 55,571.25, 83,348.34 and 18,131.23 is: 27,194.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,571.25 : 83,348.34 = 18,131.23 : x
  2. Step 2: Convert to fraction form
    55,571.25/83,348.34 = 18,131.23/x
  3. Step 3: Cross multiply
    55,571.25x = 83,348.34 × 18,131.23
  4. Step 4: Simplify right side
    55,571.25x = 1,511,207,922.66
  5. Step 5: Solve for x
    x = 1,511,207,922.66/55,571.25
  6. Step 6: Final answer
    x = 27,194.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.