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Finding the Fourth Proportional to 74,262.24, 102,521.70 and 57,353.99

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Solution

The fourth proportional to 74,262.24, 102,521.70 and 57,353.99 is: 79,179.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,262.24 : 102,521.70 = 57,353.99 : x
  2. Step 2: Convert to fraction form
    74,262.24/102,521.70 = 57,353.99/x
  3. Step 3: Cross multiply
    74,262.24x = 102,521.70 × 57,353.99
  4. Step 4: Simplify right side
    74,262.24x = 5,880,028,043.97
  5. Step 5: Solve for x
    x = 5,880,028,043.97/74,262.24
  6. Step 6: Final answer
    x = 79,179.24

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