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Finding the Fourth Proportional to 32,987.91, 49,481.97 and 8,027.97

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Solution

The fourth proportional to 32,987.91, 49,481.97 and 8,027.97 is: 12,041.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,987.91 : 49,481.97 = 8,027.97 : x
  2. Step 2: Convert to fraction form
    32,987.91/49,481.97 = 8,027.97/x
  3. Step 3: Cross multiply
    32,987.91x = 49,481.97 × 8,027.97
  4. Step 4: Simplify right side
    32,987.91x = 397,239,770.70
  5. Step 5: Solve for x
    x = 397,239,770.70/32,987.91
  6. Step 6: Final answer
    x = 12,041.98

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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.