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Finding the Fourth Proportional to 75,021.39, 112,563.14 and 32,879.70

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Solution

The fourth proportional to 75,021.39, 112,563.14 and 32,879.70 is: 49,333.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,021.39 : 112,563.14 = 32,879.70 : x
  2. Step 2: Convert to fraction form
    75,021.39/112,563.14 = 32,879.70/x
  3. Step 3: Cross multiply
    75,021.39x = 112,563.14 × 32,879.70
  4. Step 4: Simplify right side
    75,021.39x = 3,701,042,109.86
  5. Step 5: Solve for x
    x = 3,701,042,109.86/75,021.39
  6. Step 6: Final answer
    x = 49,333.16

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