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Finding the Fourth Proportional to 168,203.97, 252,262.96 and 49,847.67

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Solution

The fourth proportional to 168,203.97, 252,262.96 and 49,847.67 is: 74,758.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,203.97 : 252,262.96 = 49,847.67 : x
  2. Step 2: Convert to fraction form
    168,203.97/252,262.96 = 49,847.67/x
  3. Step 3: Cross multiply
    168,203.97x = 252,262.96 × 49,847.67
  4. Step 4: Simplify right side
    168,203.97x = 12,574,720,783.30
  5. Step 5: Solve for x
    x = 12,574,720,783.30/168,203.97
  6. Step 6: Final answer
    x = 74,758.76

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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.