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Finding the Fourth Proportional to 102,137.27, 153,220.26 and 27,259.86

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Solution

The fourth proportional to 102,137.27, 153,220.26 and 27,259.86 is: 40,893.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,137.27 : 153,220.26 = 27,259.86 : x
  2. Step 2: Convert to fraction form
    102,137.27/153,220.26 = 27,259.86/x
  3. Step 3: Cross multiply
    102,137.27x = 153,220.26 × 27,259.86
  4. Step 4: Simplify right side
    102,137.27x = 4,176,762,836.76
  5. Step 5: Solve for x
    x = 4,176,762,836.76/102,137.27
  6. Step 6: Final answer
    x = 40,893.62

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