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Finding the Fourth Proportional to 59,469.84, 82,021.14 and 50,546.88

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Solution

The fourth proportional to 59,469.84, 82,021.14 and 50,546.88 is: 69,714.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,469.84 : 82,021.14 = 50,546.88 : x
  2. Step 2: Convert to fraction form
    59,469.84/82,021.14 = 50,546.88/x
  3. Step 3: Cross multiply
    59,469.84x = 82,021.14 × 50,546.88
  4. Step 4: Simplify right side
    59,469.84x = 4,145,912,721.04
  5. Step 5: Solve for x
    x = 4,145,912,721.04/59,469.84
  6. Step 6: Final answer
    x = 69,714.54

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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.