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Finding the Fourth Proportional to 82,312.25, 123,468.82 and 23,148.43

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Solution

The fourth proportional to 82,312.25, 123,468.82 and 23,148.43 is: 34,722.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,312.25 : 123,468.82 = 23,148.43 : x
  2. Step 2: Convert to fraction form
    82,312.25/123,468.82 = 23,148.43/x
  3. Step 3: Cross multiply
    82,312.25x = 123,468.82 × 23,148.43
  4. Step 4: Simplify right side
    82,312.25x = 2,858,108,970.41
  5. Step 5: Solve for x
    x = 2,858,108,970.41/82,312.25
  6. Step 6: Final answer
    x = 34,722.77

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