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Finding the Fourth Proportional to 84,958.70, 117,194.56 and 52,678.58

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Solution

The fourth proportional to 84,958.70, 117,194.56 and 52,678.58 is: 72,666.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,958.70 : 117,194.56 = 52,678.58 : x
  2. Step 2: Convert to fraction form
    84,958.70/117,194.56 = 52,678.58/x
  3. Step 3: Cross multiply
    84,958.70x = 117,194.56 × 52,678.58
  4. Step 4: Simplify right side
    84,958.70x = 6,173,643,004.52
  5. Step 5: Solve for x
    x = 6,173,643,004.52/84,958.70
  6. Step 6: Final answer
    x = 72,666.40

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