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Finding the Fourth Proportional to 5,991.80, 8,985.24 and 2,095.28

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Solution

The fourth proportional to 5,991.80, 8,985.24 and 2,095.28 is: 3,142.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,991.80 : 8,985.24 = 2,095.28 : x
  2. Step 2: Convert to fraction form
    5,991.80/8,985.24 = 2,095.28/x
  3. Step 3: Cross multiply
    5,991.80x = 8,985.24 × 2,095.28
  4. Step 4: Simplify right side
    5,991.80x = 18,826,593.67
  5. Step 5: Solve for x
    x = 18,826,593.67/5,991.80
  6. Step 6: Final answer
    x = 3,142.06

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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.