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Finding the Fourth Proportional to 86,978.56, 130,467.93 and 23,794

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Solution

The fourth proportional to 86,978.56, 130,467.93 and 23,794 is: 35,691.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,978.56 : 130,467.93 = 23,794 : x
  2. Step 2: Convert to fraction form
    86,978.56/130,467.93 = 23,794/x
  3. Step 3: Cross multiply
    86,978.56x = 130,467.93 × 23,794
  4. Step 4: Simplify right side
    86,978.56x = 3,104,353,926.42
  5. Step 5: Solve for x
    x = 3,104,353,926.42/86,978.56
  6. Step 6: Final answer
    x = 35,691.02

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