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Finding the Fourth Proportional to 74,328.68, 111,463.86 and 29,947.16

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Solution

The fourth proportional to 74,328.68, 111,463.86 and 29,947.16 is: 44,908.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,328.68 : 111,463.86 = 29,947.16 : x
  2. Step 2: Convert to fraction form
    74,328.68/111,463.86 = 29,947.16/x
  3. Step 3: Cross multiply
    74,328.68x = 111,463.86 × 29,947.16
  4. Step 4: Simplify right side
    74,328.68x = 3,338,026,049.64
  5. Step 5: Solve for x
    x = 3,338,026,049.64/74,328.68
  6. Step 6: Final answer
    x = 44,908.99

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