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Finding the Fourth Proportional to 181,167.68, 269,914.96 and 172,244.96

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Solution

The fourth proportional to 181,167.68, 269,914.96 and 172,244.96 is: 256,621.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,167.68 : 269,914.96 = 172,244.96 : x
  2. Step 2: Convert to fraction form
    181,167.68/269,914.96 = 172,244.96/x
  3. Step 3: Cross multiply
    181,167.68x = 269,914.96 × 172,244.96
  4. Step 4: Simplify right side
    181,167.68x = 46,491,491,488.60
  5. Step 5: Solve for x
    x = 46,491,491,488.60/181,167.68
  6. Step 6: Final answer
    x = 256,621.33

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.