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Finding the Fourth Proportional to 118,794.82, 178,167.15 and 70,784.71

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Solution

The fourth proportional to 118,794.82, 178,167.15 and 70,784.71 is: 106,162.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,794.82 : 178,167.15 = 70,784.71 : x
  2. Step 2: Convert to fraction form
    118,794.82/178,167.15 = 70,784.71/x
  3. Step 3: Cross multiply
    118,794.82x = 178,167.15 × 70,784.71
  4. Step 4: Simplify right side
    118,794.82x = 12,611,510,044.28
  5. Step 5: Solve for x
    x = 12,611,510,044.28/118,794.82
  6. Step 6: Final answer
    x = 106,162.12

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