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Finding the Fourth Proportional to 116,882.01, 161,297.19 and 63,166.93

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Solution

The fourth proportional to 116,882.01, 161,297.19 and 63,166.93 is: 87,170.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,882.01 : 161,297.19 = 63,166.93 : x
  2. Step 2: Convert to fraction form
    116,882.01/161,297.19 = 63,166.93/x
  3. Step 3: Cross multiply
    116,882.01x = 161,297.19 × 63,166.93
  4. Step 4: Simplify right side
    116,882.01x = 10,188,647,906.68
  5. Step 5: Solve for x
    x = 10,188,647,906.68/116,882.01
  6. Step 6: Final answer
    x = 87,170.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.