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Finding the Fourth Proportional to 118,941.62, 178,484.45 and 47,880.05

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Solution

The fourth proportional to 118,941.62, 178,484.45 and 47,880.05 is: 71,849.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,941.62 : 178,484.45 = 47,880.05 : x
  2. Step 2: Convert to fraction form
    118,941.62/178,484.45 = 47,880.05/x
  3. Step 3: Cross multiply
    118,941.62x = 178,484.45 × 47,880.05
  4. Step 4: Simplify right side
    118,941.62x = 8,545,843,258.40
  5. Step 5: Solve for x
    x = 8,545,843,258.40/118,941.62
  6. Step 6: Final answer
    x = 71,849.06

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