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Finding the Fourth Proportional to 82,663.92, 123,923.07 and 32,779.08

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Solution

The fourth proportional to 82,663.92, 123,923.07 and 32,779.08 is: 49,139.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,663.92 : 123,923.07 = 32,779.08 : x
  2. Step 2: Convert to fraction form
    82,663.92/123,923.07 = 32,779.08/x
  3. Step 3: Cross multiply
    82,663.92x = 123,923.07 × 32,779.08
  4. Step 4: Simplify right side
    82,663.92x = 4,062,084,225.38
  5. Step 5: Solve for x
    x = 4,062,084,225.38/82,663.92
  6. Step 6: Final answer
    x = 49,139.75

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