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Finding the Fourth Proportional to 118,215.86, 177,278.60 and 50,741.78

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Solution

The fourth proportional to 118,215.86, 177,278.60 and 50,741.78 is: 76,093.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,215.86 : 177,278.60 = 50,741.78 : x
  2. Step 2: Convert to fraction form
    118,215.86/177,278.60 = 50,741.78/x
  3. Step 3: Cross multiply
    118,215.86x = 177,278.60 × 50,741.78
  4. Step 4: Simplify right side
    118,215.86x = 8,995,430,960.37
  5. Step 5: Solve for x
    x = 8,995,430,960.37/118,215.86
  6. Step 6: Final answer
    x = 76,093.27

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