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Finding the Fourth Proportional to 153,131.76, 229,697.64 and 47,958.96

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Solution

The fourth proportional to 153,131.76, 229,697.64 and 47,958.96 is: 71,938.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,131.76 : 229,697.64 = 47,958.96 : x
  2. Step 2: Convert to fraction form
    153,131.76/229,697.64 = 47,958.96/x
  3. Step 3: Cross multiply
    153,131.76x = 229,697.64 × 47,958.96
  4. Step 4: Simplify right side
    153,131.76x = 11,016,059,928.85
  5. Step 5: Solve for x
    x = 11,016,059,928.85/153,131.76
  6. Step 6: Final answer
    x = 71,938.44

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