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Finding the Fourth Proportional to 196,191.46, 294,386.64 and 89,563.60

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Solution

The fourth proportional to 196,191.46, 294,386.64 and 89,563.60 is: 134,390.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,191.46 : 294,386.64 = 89,563.60 : x
  2. Step 2: Convert to fraction form
    196,191.46/294,386.64 = 89,563.60/x
  3. Step 3: Cross multiply
    196,191.46x = 294,386.64 × 89,563.60
  4. Step 4: Simplify right side
    196,191.46x = 26,366,327,270.30
  5. Step 5: Solve for x
    x = 26,366,327,270.30/196,191.46
  6. Step 6: Final answer
    x = 134,390.80

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