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Finding the Fourth Proportional to 57,264.72, 79,027.32 and 33,387.36

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Solution

The fourth proportional to 57,264.72, 79,027.32 and 33,387.36 is: 46,075.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,264.72 : 79,027.32 = 33,387.36 : x
  2. Step 2: Convert to fraction form
    57,264.72/79,027.32 = 33,387.36/x
  3. Step 3: Cross multiply
    57,264.72x = 79,027.32 × 33,387.36
  4. Step 4: Simplify right side
    57,264.72x = 2,638,513,582.68
  5. Step 5: Solve for x
    x = 2,638,513,582.68/57,264.72
  6. Step 6: Final answer
    x = 46,075.73

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