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Finding the Fourth Proportional to 109,674.70, 164,512.05 and 97,208.80

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Solution

The fourth proportional to 109,674.70, 164,512.05 and 97,208.80 is: 145,813.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,674.70 : 164,512.05 = 97,208.80 : x
  2. Step 2: Convert to fraction form
    109,674.70/164,512.05 = 97,208.80/x
  3. Step 3: Cross multiply
    109,674.70x = 164,512.05 × 97,208.80
  4. Step 4: Simplify right side
    109,674.70x = 15,992,018,966.04
  5. Step 5: Solve for x
    x = 15,992,018,966.04/109,674.70
  6. Step 6: Final answer
    x = 145,813.20

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