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Finding the Fourth Proportional to 23,978.96, 35,968.44 and 10,128.08

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Solution

The fourth proportional to 23,978.96, 35,968.44 and 10,128.08 is: 15,192.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,978.96 : 35,968.44 = 10,128.08 : x
  2. Step 2: Convert to fraction form
    23,978.96/35,968.44 = 10,128.08/x
  3. Step 3: Cross multiply
    23,978.96x = 35,968.44 × 10,128.08
  4. Step 4: Simplify right side
    23,978.96x = 364,291,237.80
  5. Step 5: Solve for x
    x = 364,291,237.80/23,978.96
  6. Step 6: Final answer
    x = 15,192.12

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