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Finding the Fourth Proportional to 112,231.44, 168,340.56 and 42,104.88

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Solution

The fourth proportional to 112,231.44, 168,340.56 and 42,104.88 is: 63,154.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,231.44 : 168,340.56 = 42,104.88 : x
  2. Step 2: Convert to fraction form
    112,231.44/168,340.56 = 42,104.88/x
  3. Step 3: Cross multiply
    112,231.44x = 168,340.56 × 42,104.88
  4. Step 4: Simplify right side
    112,231.44x = 7,087,959,077.93
  5. Step 5: Solve for x
    x = 7,087,959,077.93/112,231.44
  6. Step 6: Final answer
    x = 63,154.84

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