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Finding the Fourth Proportional to 57,892.54, 86,793.45 and 22,858.42

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Solution

The fourth proportional to 57,892.54, 86,793.45 and 22,858.42 is: 34,269.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,892.54 : 86,793.45 = 22,858.42 : x
  2. Step 2: Convert to fraction form
    57,892.54/86,793.45 = 22,858.42/x
  3. Step 3: Cross multiply
    57,892.54x = 86,793.45 × 22,858.42
  4. Step 4: Simplify right side
    57,892.54x = 1,983,961,133.35
  5. Step 5: Solve for x
    x = 1,983,961,133.35/57,892.54
  6. Step 6: Final answer
    x = 34,269.72

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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.