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Finding the Fourth Proportional to 204,768, 307,152 and 57,024

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Solution

The fourth proportional to 204,768, 307,152 and 57,024 is: 85,536

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,768 : 307,152 = 57,024 : x
  2. Step 2: Convert to fraction form
    204,768/307,152 = 57,024/x
  3. Step 3: Cross multiply
    204,768x = 307,152 × 57,024
  4. Step 4: Simplify right side
    204,768x = 17,515,035,648
  5. Step 5: Solve for x
    x = 17,515,035,648/204,768
  6. Step 6: Final answer
    x = 85,536

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