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Finding the Fourth Proportional to 163,071.12, 244,220.01 and 129,228.32

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Solution

The fourth proportional to 163,071.12, 244,220.01 and 129,228.32 is: 193,536.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,071.12 : 244,220.01 = 129,228.32 : x
  2. Step 2: Convert to fraction form
    163,071.12/244,220.01 = 129,228.32/x
  3. Step 3: Cross multiply
    163,071.12x = 244,220.01 × 129,228.32
  4. Step 4: Simplify right side
    163,071.12x = 31,560,141,602.68
  5. Step 5: Solve for x
    x = 31,560,141,602.68/163,071.12
  6. Step 6: Final answer
    x = 193,536.06

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