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Finding the Fourth Proportional to 89,431.68, 134,147.24 and 22,871.82

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Solution

The fourth proportional to 89,431.68, 134,147.24 and 22,871.82 is: 34,307.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,431.68 : 134,147.24 = 22,871.82 : x
  2. Step 2: Convert to fraction form
    89,431.68/134,147.24 = 22,871.82/x
  3. Step 3: Cross multiply
    89,431.68x = 134,147.24 × 22,871.82
  4. Step 4: Simplify right side
    89,431.68x = 3,068,191,526.78
  5. Step 5: Solve for x
    x = 3,068,191,526.78/89,431.68
  6. Step 6: Final answer
    x = 34,307.66

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