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Finding the Fourth Proportional to 115,978.38, 173,982.69 and 32,874.54

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Solution

The fourth proportional to 115,978.38, 173,982.69 and 32,874.54 is: 49,316.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,978.38 : 173,982.69 = 32,874.54 : x
  2. Step 2: Convert to fraction form
    115,978.38/173,982.69 = 32,874.54/x
  3. Step 3: Cross multiply
    115,978.38x = 173,982.69 × 32,874.54
  4. Step 4: Simplify right side
    115,978.38x = 5,719,600,901.71
  5. Step 5: Solve for x
    x = 5,719,600,901.71/115,978.38
  6. Step 6: Final answer
    x = 49,316.10

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