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Finding the Fourth Proportional to 5,961.80, 8,943.24 and 2,451

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Solution

The fourth proportional to 5,961.80, 8,943.24 and 2,451 is: 3,676.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,961.80 : 8,943.24 = 2,451 : x
  2. Step 2: Convert to fraction form
    5,961.80/8,943.24 = 2,451/x
  3. Step 3: Cross multiply
    5,961.80x = 8,943.24 × 2,451
  4. Step 4: Simplify right side
    5,961.80x = 21,919,881.24
  5. Step 5: Solve for x
    x = 21,919,881.24/5,961.80
  6. Step 6: Final answer
    x = 3,676.72

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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.