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Finding the Fourth Proportional to 84,824.64, 117,059.04 and 47,102.40

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Solution

The fourth proportional to 84,824.64, 117,059.04 and 47,102.40 is: 65,001.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,824.64 : 117,059.04 = 47,102.40 : x
  2. Step 2: Convert to fraction form
    84,824.64/117,059.04 = 47,102.40/x
  3. Step 3: Cross multiply
    84,824.64x = 117,059.04 × 47,102.40
  4. Step 4: Simplify right side
    84,824.64x = 5,513,761,725.70
  5. Step 5: Solve for x
    x = 5,513,761,725.70/84,824.64
  6. Step 6: Final answer
    x = 65,001.89

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