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Finding the Fourth Proportional to 160,675.45, 221,739.39 and 91,770.94

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Solution

The fourth proportional to 160,675.45, 221,739.39 and 91,770.94 is: 126,648.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,675.45 : 221,739.39 = 91,770.94 : x
  2. Step 2: Convert to fraction form
    160,675.45/221,739.39 = 91,770.94/x
  3. Step 3: Cross multiply
    160,675.45x = 221,739.39 × 91,770.94
  4. Step 4: Simplify right side
    160,675.45x = 20,349,232,532.50
  5. Step 5: Solve for x
    x = 20,349,232,532.50/160,675.45
  6. Step 6: Final answer
    x = 126,648.05

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