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Finding the Fourth Proportional to 113,958.12, 170,885.20 and 47,358.58

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Solution

The fourth proportional to 113,958.12, 170,885.20 and 47,358.58 is: 71,016.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,958.12 : 170,885.20 = 47,358.58 : x
  2. Step 2: Convert to fraction form
    113,958.12/170,885.20 = 47,358.58/x
  3. Step 3: Cross multiply
    113,958.12x = 170,885.20 × 47,358.58
  4. Step 4: Simplify right side
    113,958.12x = 8,092,880,415.02
  5. Step 5: Solve for x
    x = 8,092,880,415.02/113,958.12
  6. Step 6: Final answer
    x = 71,016.27

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