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Finding the Fourth Proportional to 79,683.67, 119,525.64 and 27,097.39

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Solution

The fourth proportional to 79,683.67, 119,525.64 and 27,097.39 is: 40,646.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,683.67 : 119,525.64 = 27,097.39 : x
  2. Step 2: Convert to fraction form
    79,683.67/119,525.64 = 27,097.39/x
  3. Step 3: Cross multiply
    79,683.67x = 119,525.64 × 27,097.39
  4. Step 4: Simplify right side
    79,683.67x = 3,238,832,882.08
  5. Step 5: Solve for x
    x = 3,238,832,882.08/79,683.67
  6. Step 6: Final answer
    x = 40,646.13

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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.