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Finding the Fourth Proportional to 23,239.51, 32,070.43 and 12,629.12

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Solution

The fourth proportional to 23,239.51, 32,070.43 and 12,629.12 is: 17,428.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,239.51 : 32,070.43 = 12,629.12 : x
  2. Step 2: Convert to fraction form
    23,239.51/32,070.43 = 12,629.12/x
  3. Step 3: Cross multiply
    23,239.51x = 32,070.43 × 12,629.12
  4. Step 4: Simplify right side
    23,239.51x = 405,021,164.36
  5. Step 5: Solve for x
    x = 405,021,164.36/23,239.51
  6. Step 6: Final answer
    x = 17,428.13

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