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Finding the Fourth Proportional to 5,910.84, 8,156.97 and 3,672.72

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Solution

The fourth proportional to 5,910.84, 8,156.97 and 3,672.72 is: 5,068.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,910.84 : 8,156.97 = 3,672.72 : x
  2. Step 2: Convert to fraction form
    5,910.84/8,156.97 = 3,672.72/x
  3. Step 3: Cross multiply
    5,910.84x = 8,156.97 × 3,672.72
  4. Step 4: Simplify right side
    5,910.84x = 29,958,266.86
  5. Step 5: Solve for x
    x = 29,958,266.86/5,910.84
  6. Step 6: Final answer
    x = 5,068.36

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.