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Finding the Fourth Proportional to 5,995.84, 8,987 and 2,871.54

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Solution

The fourth proportional to 5,995.84, 8,987 and 2,871.54 is: 4,304.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,995.84 : 8,987 = 2,871.54 : x
  2. Step 2: Convert to fraction form
    5,995.84/8,987 = 2,871.54/x
  3. Step 3: Cross multiply
    5,995.84x = 8,987 × 2,871.54
  4. Step 4: Simplify right side
    5,995.84x = 25,806,529.98
  5. Step 5: Solve for x
    x = 25,806,529.98/5,995.84
  6. Step 6: Final answer
    x = 4,304.07

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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.