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Finding the Fourth Proportional to 82,866.40, 124,299.60 and 27,462.40

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Solution

The fourth proportional to 82,866.40, 124,299.60 and 27,462.40 is: 41,193.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,866.40 : 124,299.60 = 27,462.40 : x
  2. Step 2: Convert to fraction form
    82,866.40/124,299.60 = 27,462.40/x
  3. Step 3: Cross multiply
    82,866.40x = 124,299.60 × 27,462.40
  4. Step 4: Simplify right side
    82,866.40x = 3,413,565,335.04
  5. Step 5: Solve for x
    x = 3,413,565,335.04/82,866.40
  6. Step 6: Final answer
    x = 41,193.60

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