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Finding the Fourth Proportional to 20,062.99, 30,027.34 and 19,797.48

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Solution

The fourth proportional to 20,062.99, 30,027.34 and 19,797.48 is: 29,629.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,062.99 : 30,027.34 = 19,797.48 : x
  2. Step 2: Convert to fraction form
    20,062.99/30,027.34 = 19,797.48/x
  3. Step 3: Cross multiply
    20,062.99x = 30,027.34 × 19,797.48
  4. Step 4: Simplify right side
    20,062.99x = 594,465,519.41
  5. Step 5: Solve for x
    x = 594,465,519.41/20,062.99
  6. Step 6: Final answer
    x = 29,629.95

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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.