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Finding the Fourth Proportional to 168,028.62, 252,042.12 and 49,700.58

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Solution

The fourth proportional to 168,028.62, 252,042.12 and 49,700.58 is: 74,550.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,028.62 : 252,042.12 = 49,700.58 : x
  2. Step 2: Convert to fraction form
    168,028.62/252,042.12 = 49,700.58/x
  3. Step 3: Cross multiply
    168,028.62x = 252,042.12 × 49,700.58
  4. Step 4: Simplify right side
    168,028.62x = 12,526,639,548.43
  5. Step 5: Solve for x
    x = 12,526,639,548.43/168,028.62
  6. Step 6: Final answer
    x = 74,550.63

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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.