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Finding the Fourth Proportional to 57,855.89, 86,771.68 and 22,304.99

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Solution

The fourth proportional to 57,855.89, 86,771.68 and 22,304.99 is: 33,452.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,855.89 : 86,771.68 = 22,304.99 : x
  2. Step 2: Convert to fraction form
    57,855.89/86,771.68 = 22,304.99/x
  3. Step 3: Cross multiply
    57,855.89x = 86,771.68 × 22,304.99
  4. Step 4: Simplify right side
    57,855.89x = 1,935,441,615.85
  5. Step 5: Solve for x
    x = 1,935,441,615.85/57,855.89
  6. Step 6: Final answer
    x = 33,452.80

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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.