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Finding the Fourth Proportional to 21,825.72, 32,743.82 and 7,036.04

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Solution

The fourth proportional to 21,825.72, 32,743.82 and 7,036.04 is: 10,555.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,825.72 : 32,743.82 = 7,036.04 : x
  2. Step 2: Convert to fraction form
    21,825.72/32,743.82 = 7,036.04/x
  3. Step 3: Cross multiply
    21,825.72x = 32,743.82 × 7,036.04
  4. Step 4: Simplify right side
    21,825.72x = 230,386,827.27
  5. Step 5: Solve for x
    x = 230,386,827.27/21,825.72
  6. Step 6: Final answer
    x = 10,555.75

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