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Finding the Fourth Proportional to 165,529, 248,332.38 and 54,721

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Solution

The fourth proportional to 165,529, 248,332.38 and 54,721 is: 82,094.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,529 : 248,332.38 = 54,721 : x
  2. Step 2: Convert to fraction form
    165,529/248,332.38 = 54,721/x
  3. Step 3: Cross multiply
    165,529x = 248,332.38 × 54,721
  4. Step 4: Simplify right side
    165,529x = 13,588,996,165.98
  5. Step 5: Solve for x
    x = 13,588,996,165.98/165,529
  6. Step 6: Final answer
    x = 82,094.35

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