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Finding the Fourth Proportional to 78,627.12, 117,958.90 and 22,467.96

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Solution

The fourth proportional to 78,627.12, 117,958.90 and 22,467.96 is: 33,707.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,627.12 : 117,958.90 = 22,467.96 : x
  2. Step 2: Convert to fraction form
    78,627.12/117,958.90 = 22,467.96/x
  3. Step 3: Cross multiply
    78,627.12x = 117,958.90 × 22,467.96
  4. Step 4: Simplify right side
    78,627.12x = 2,650,295,846.84
  5. Step 5: Solve for x
    x = 2,650,295,846.84/78,627.12
  6. Step 6: Final answer
    x = 33,707.15

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