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Finding the Fourth Proportional to 57,350.62, 85,990.98 and 25,754.54

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Solution

The fourth proportional to 57,350.62, 85,990.98 and 25,754.54 is: 38,616.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,350.62 : 85,990.98 = 25,754.54 : x
  2. Step 2: Convert to fraction form
    57,350.62/85,990.98 = 25,754.54/x
  3. Step 3: Cross multiply
    57,350.62x = 85,990.98 × 25,754.54
  4. Step 4: Simplify right side
    57,350.62x = 2,214,658,134.05
  5. Step 5: Solve for x
    x = 2,214,658,134.05/57,350.62
  6. Step 6: Final answer
    x = 38,616.11

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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.