Home / 59,982.12-89,912.97-20,512.23

Finding the Fourth Proportional to 59,982.12, 89,912.97 and 20,512.23

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Solution

The fourth proportional to 59,982.12, 89,912.97 and 20,512.23 is: 30,747.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,982.12 : 89,912.97 = 20,512.23 : x
  2. Step 2: Convert to fraction form
    59,982.12/89,912.97 = 20,512.23/x
  3. Step 3: Cross multiply
    59,982.12x = 89,912.97 × 20,512.23
  4. Step 4: Simplify right side
    59,982.12x = 1,844,315,520.62
  5. Step 5: Solve for x
    x = 1,844,315,520.62/59,982.12
  6. Step 6: Final answer
    x = 30,747.75

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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.