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Finding the Fourth Proportional to 82,393.52, 123,595.10 and 31,792.82

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Solution

The fourth proportional to 82,393.52, 123,595.10 and 31,792.82 is: 47,691.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,393.52 : 123,595.10 = 31,792.82 : x
  2. Step 2: Convert to fraction form
    82,393.52/123,595.10 = 31,792.82/x
  3. Step 3: Cross multiply
    82,393.52x = 123,595.10 × 31,792.82
  4. Step 4: Simplify right side
    82,393.52x = 3,929,436,767.18
  5. Step 5: Solve for x
    x = 3,929,436,767.18/82,393.52
  6. Step 6: Final answer
    x = 47,691.09

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