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Finding the Fourth Proportional to 172,500.38, 258,668.64 and 60,166.96

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Solution

The fourth proportional to 172,500.38, 258,668.64 and 60,166.96 is: 90,221.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,500.38 : 258,668.64 = 60,166.96 : x
  2. Step 2: Convert to fraction form
    172,500.38/258,668.64 = 60,166.96/x
  3. Step 3: Cross multiply
    172,500.38x = 258,668.64 × 60,166.96
  4. Step 4: Simplify right side
    172,500.38x = 15,563,305,716.13
  5. Step 5: Solve for x
    x = 15,563,305,716.13/172,500.38
  6. Step 6: Final answer
    x = 90,221.86

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