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Finding the Fourth Proportional to 93,605.76, 129,243.60 and 57,844.80

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Solution

The fourth proportional to 93,605.76, 129,243.60 and 57,844.80 is: 79,867.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,605.76 : 129,243.60 = 57,844.80 : x
  2. Step 2: Convert to fraction form
    93,605.76/129,243.60 = 57,844.80/x
  3. Step 3: Cross multiply
    93,605.76x = 129,243.60 × 57,844.80
  4. Step 4: Simplify right side
    93,605.76x = 7,476,070,193.28
  5. Step 5: Solve for x
    x = 7,476,070,193.28/93,605.76
  6. Step 6: Final answer
    x = 79,867.63

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