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Finding the Fourth Proportional to 10,995.86, 16,493.65 and 2,675.89

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Solution

The fourth proportional to 10,995.86, 16,493.65 and 2,675.89 is: 4,013.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,995.86 : 16,493.65 = 2,675.89 : x
  2. Step 2: Convert to fraction form
    10,995.86/16,493.65 = 2,675.89/x
  3. Step 3: Cross multiply
    10,995.86x = 16,493.65 × 2,675.89
  4. Step 4: Simplify right side
    10,995.86x = 44,135,193.10
  5. Step 5: Solve for x
    x = 44,135,193.10/10,995.86
  6. Step 6: Final answer
    x = 4,013.80

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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.