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Finding the Fourth Proportional to 57,083.89, 85,634.04 and 17,644.08

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Solution

The fourth proportional to 57,083.89, 85,634.04 and 17,644.08 is: 26,468.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,083.89 : 85,634.04 = 17,644.08 : x
  2. Step 2: Convert to fraction form
    57,083.89/85,634.04 = 17,644.08/x
  3. Step 3: Cross multiply
    57,083.89x = 85,634.04 × 17,644.08
  4. Step 4: Simplify right side
    57,083.89x = 1,510,933,609.21
  5. Step 5: Solve for x
    x = 1,510,933,609.21/57,083.89
  6. Step 6: Final answer
    x = 26,468.65

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.