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Finding the Fourth Proportional to 117,946.80, 176,920.20 and 94,618.80

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Solution

The fourth proportional to 117,946.80, 176,920.20 and 94,618.80 is: 141,928.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,946.80 : 176,920.20 = 94,618.80 : x
  2. Step 2: Convert to fraction form
    117,946.80/176,920.20 = 94,618.80/x
  3. Step 3: Cross multiply
    117,946.80x = 176,920.20 × 94,618.80
  4. Step 4: Simplify right side
    117,946.80x = 16,739,977,019.76
  5. Step 5: Solve for x
    x = 16,739,977,019.76/117,946.80
  6. Step 6: Final answer
    x = 141,928.20

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