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Finding the Fourth Proportional to 181,396.52, 272,097.52 and 69,082.96

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Solution

The fourth proportional to 181,396.52, 272,097.52 and 69,082.96 is: 103,625.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,396.52 : 272,097.52 = 69,082.96 : x
  2. Step 2: Convert to fraction form
    181,396.52/272,097.52 = 69,082.96/x
  3. Step 3: Cross multiply
    181,396.52x = 272,097.52 × 69,082.96
  4. Step 4: Simplify right side
    181,396.52x = 18,797,302,090.26
  5. Step 5: Solve for x
    x = 18,797,302,090.26/181,396.52
  6. Step 6: Final answer
    x = 103,625.48

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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.