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Finding the Fourth Proportional to 230,978.43, 346,479.93 and 73,219.23

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Solution

The fourth proportional to 230,978.43, 346,479.93 and 73,219.23 is: 109,832.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,978.43 : 346,479.93 = 73,219.23 : x
  2. Step 2: Convert to fraction form
    230,978.43/346,479.93 = 73,219.23/x
  3. Step 3: Cross multiply
    230,978.43x = 346,479.93 × 73,219.23
  4. Step 4: Simplify right side
    230,978.43x = 25,368,993,685.05
  5. Step 5: Solve for x
    x = 25,368,993,685.05/230,978.43
  6. Step 6: Final answer
    x = 109,832.74

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