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Finding the Fourth Proportional to 5,984.38, 8,977.38 and 2,087.88

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Solution

The fourth proportional to 5,984.38, 8,977.38 and 2,087.88 is: 3,132.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,984.38 : 8,977.38 = 2,087.88 : x
  2. Step 2: Convert to fraction form
    5,984.38/8,977.38 = 2,087.88/x
  3. Step 3: Cross multiply
    5,984.38x = 8,977.38 × 2,087.88
  4. Step 4: Simplify right side
    5,984.38x = 18,743,692.15
  5. Step 5: Solve for x
    x = 18,743,692.15/5,984.38
  6. Step 6: Final answer
    x = 3,132.10

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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.