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Finding the Fourth Proportional to 5,991.55, 8,987.38 and 2,095.97

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Solution

The fourth proportional to 5,991.55, 8,987.38 and 2,095.97 is: 3,143.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,991.55 : 8,987.38 = 2,095.97 : x
  2. Step 2: Convert to fraction form
    5,991.55/8,987.38 = 2,095.97/x
  3. Step 3: Cross multiply
    5,991.55x = 8,987.38 × 2,095.97
  4. Step 4: Simplify right side
    5,991.55x = 18,837,278.86
  5. Step 5: Solve for x
    x = 18,837,278.86/5,991.55
  6. Step 6: Final answer
    x = 3,143.97

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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.