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Finding the Fourth Proportional to 73,719.30, 110,579.02 and 18,315.30

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Solution

The fourth proportional to 73,719.30, 110,579.02 and 18,315.30 is: 27,472.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,719.30 : 110,579.02 = 18,315.30 : x
  2. Step 2: Convert to fraction form
    73,719.30/110,579.02 = 18,315.30/x
  3. Step 3: Cross multiply
    73,719.30x = 110,579.02 × 18,315.30
  4. Step 4: Simplify right side
    73,719.30x = 2,025,287,925.01
  5. Step 5: Solve for x
    x = 2,025,287,925.01/73,719.30
  6. Step 6: Final answer
    x = 27,472.97

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