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Finding the Fourth Proportional to 10,775.89, 16,158.71 and 3,755.04

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Solution

The fourth proportional to 10,775.89, 16,158.71 and 3,755.04 is: 5,630.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,775.89 : 16,158.71 = 3,755.04 : x
  2. Step 2: Convert to fraction form
    10,775.89/16,158.71 = 3,755.04/x
  3. Step 3: Cross multiply
    10,775.89x = 16,158.71 × 3,755.04
  4. Step 4: Simplify right side
    10,775.89x = 60,676,620.96
  5. Step 5: Solve for x
    x = 60,676,620.96/10,775.89
  6. Step 6: Final answer
    x = 5,630.78

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.