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Finding the Fourth Proportional to 168,197.82, 252,253.73 and 49,841.48

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Solution

The fourth proportional to 168,197.82, 252,253.73 and 49,841.48 is: 74,749.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,197.82 : 252,253.73 = 49,841.48 : x
  2. Step 2: Convert to fraction form
    168,197.82/252,253.73 = 49,841.48/x
  3. Step 3: Cross multiply
    168,197.82x = 252,253.73 × 49,841.48
  4. Step 4: Simplify right side
    168,197.82x = 12,572,699,993.96
  5. Step 5: Solve for x
    x = 12,572,699,993.96/168,197.82
  6. Step 6: Final answer
    x = 74,749.48

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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.