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Finding the Fourth Proportional to 98,736.50, 136,256.46 and 54,024.50

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Solution

The fourth proportional to 98,736.50, 136,256.46 and 54,024.50 is: 74,553.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,736.50 : 136,256.46 = 54,024.50 : x
  2. Step 2: Convert to fraction form
    98,736.50/136,256.46 = 54,024.50/x
  3. Step 3: Cross multiply
    98,736.50x = 136,256.46 × 54,024.50
  4. Step 4: Simplify right side
    98,736.50x = 7,361,187,123.27
  5. Step 5: Solve for x
    x = 7,361,187,123.27/98,736.50
  6. Step 6: Final answer
    x = 74,553.86

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