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Finding the Fourth Proportional to 7,196.65, 10,786.50 and 2,751.38

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Solution

The fourth proportional to 7,196.65, 10,786.50 and 2,751.38 is: 4,123.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,196.65 : 10,786.50 = 2,751.38 : x
  2. Step 2: Convert to fraction form
    7,196.65/10,786.50 = 2,751.38/x
  3. Step 3: Cross multiply
    7,196.65x = 10,786.50 × 2,751.38
  4. Step 4: Simplify right side
    7,196.65x = 29,677,746.89
  5. Step 5: Solve for x
    x = 29,677,746.89/7,196.65
  6. Step 6: Final answer
    x = 4,123.83

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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.