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Finding the Fourth Proportional to 21,625.44, 32,394.96 and 19,798.08

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Solution

The fourth proportional to 21,625.44, 32,394.96 and 19,798.08 is: 29,657.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,625.44 : 32,394.96 = 19,798.08 : x
  2. Step 2: Convert to fraction form
    21,625.44/32,394.96 = 19,798.08/x
  3. Step 3: Cross multiply
    21,625.44x = 32,394.96 × 19,798.08
  4. Step 4: Simplify right side
    21,625.44x = 641,358,009.68
  5. Step 5: Solve for x
    x = 641,358,009.68/21,625.44
  6. Step 6: Final answer
    x = 29,657.57

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