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Finding the Fourth Proportional to 118,025.98, 177,112.79 and 47,905.29

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Solution

The fourth proportional to 118,025.98, 177,112.79 and 47,905.29 is: 71,887.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,025.98 : 177,112.79 = 47,905.29 : x
  2. Step 2: Convert to fraction form
    118,025.98/177,112.79 = 47,905.29/x
  3. Step 3: Cross multiply
    118,025.98x = 177,112.79 × 47,905.29
  4. Step 4: Simplify right side
    118,025.98x = 8,484,639,992.31
  5. Step 5: Solve for x
    x = 8,484,639,992.31/118,025.98
  6. Step 6: Final answer
    x = 71,887.90

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