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Finding the Fourth Proportional to 5,987.96, 8,981.99 and 2,092.37

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Solution

The fourth proportional to 5,987.96, 8,981.99 and 2,092.37 is: 3,138.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,987.96 : 8,981.99 = 2,092.37 : x
  2. Step 2: Convert to fraction form
    5,987.96/8,981.99 = 2,092.37/x
  3. Step 3: Cross multiply
    5,987.96x = 8,981.99 × 2,092.37
  4. Step 4: Simplify right side
    5,987.96x = 18,793,635.95
  5. Step 5: Solve for x
    x = 18,793,635.95/5,987.96
  6. Step 6: Final answer
    x = 3,138.57

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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.