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Finding the Fourth Proportional to 63,469.92, 87,604.14 and 36,628.38

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Solution

The fourth proportional to 63,469.92, 87,604.14 and 36,628.38 is: 50,556.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,469.92 : 87,604.14 = 36,628.38 : x
  2. Step 2: Convert to fraction form
    63,469.92/87,604.14 = 36,628.38/x
  3. Step 3: Cross multiply
    63,469.92x = 87,604.14 × 36,628.38
  4. Step 4: Simplify right side
    63,469.92x = 3,208,797,729.49
  5. Step 5: Solve for x
    x = 3,208,797,729.49/63,469.92
  6. Step 6: Final answer
    x = 50,556.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.