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Finding the Fourth Proportional to 168,346.56, 252,520.56 and 50,019

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Solution

The fourth proportional to 168,346.56, 252,520.56 and 50,019 is: 75,028.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,346.56 : 252,520.56 = 50,019 : x
  2. Step 2: Convert to fraction form
    168,346.56/252,520.56 = 50,019/x
  3. Step 3: Cross multiply
    168,346.56x = 252,520.56 × 50,019
  4. Step 4: Simplify right side
    168,346.56x = 12,630,825,890.64
  5. Step 5: Solve for x
    x = 12,630,825,890.64/168,346.56
  6. Step 6: Final answer
    x = 75,028.71

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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.