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Finding the Fourth Proportional to 78,498.96, 117,735.36 and 23,082

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Solution

The fourth proportional to 78,498.96, 117,735.36 and 23,082 is: 34,619.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,498.96 : 117,735.36 = 23,082 : x
  2. Step 2: Convert to fraction form
    78,498.96/117,735.36 = 23,082/x
  3. Step 3: Cross multiply
    78,498.96x = 117,735.36 × 23,082
  4. Step 4: Simplify right side
    78,498.96x = 2,717,567,579.52
  5. Step 5: Solve for x
    x = 2,717,567,579.52/78,498.96
  6. Step 6: Final answer
    x = 34,619.15

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