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Finding the Fourth Proportional to 33,325.36, 49,986.49 and 8,364.85

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Solution

The fourth proportional to 33,325.36, 49,986.49 and 8,364.85 is: 12,546.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,325.36 : 49,986.49 = 8,364.85 : x
  2. Step 2: Convert to fraction form
    33,325.36/49,986.49 = 8,364.85/x
  3. Step 3: Cross multiply
    33,325.36x = 49,986.49 × 8,364.85
  4. Step 4: Simplify right side
    33,325.36x = 418,129,345.00
  5. Step 5: Solve for x
    x = 418,129,345.00/33,325.36
  6. Step 6: Final answer
    x = 12,546.88

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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.