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Finding the Fourth Proportional to 74,577.20, 111,574.20 and 48,333.20

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Solution

The fourth proportional to 74,577.20, 111,574.20 and 48,333.20 is: 72,310.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,577.20 : 111,574.20 = 48,333.20 : x
  2. Step 2: Convert to fraction form
    74,577.20/111,574.20 = 48,333.20/x
  3. Step 3: Cross multiply
    74,577.20x = 111,574.20 × 48,333.20
  4. Step 4: Simplify right side
    74,577.20x = 5,392,738,123.44
  5. Step 5: Solve for x
    x = 5,392,738,123.44/74,577.20
  6. Step 6: Final answer
    x = 72,310.82

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