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Finding the Fourth Proportional to 101,028.64, 151,542.96 and 44,855.55

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Solution

The fourth proportional to 101,028.64, 151,542.96 and 44,855.55 is: 67,283.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,028.64 : 151,542.96 = 44,855.55 : x
  2. Step 2: Convert to fraction form
    101,028.64/151,542.96 = 44,855.55/x
  3. Step 3: Cross multiply
    101,028.64x = 151,542.96 × 44,855.55
  4. Step 4: Simplify right side
    101,028.64x = 6,797,542,819.43
  5. Step 5: Solve for x
    x = 6,797,542,819.43/101,028.64
  6. Step 6: Final answer
    x = 67,283.33

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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.