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Finding the Fourth Proportional to 114,526.71, 171,790.06 and 67,213.80

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Solution

The fourth proportional to 114,526.71, 171,790.06 and 67,213.80 is: 100,820.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,526.71 : 171,790.06 = 67,213.80 : x
  2. Step 2: Convert to fraction form
    114,526.71/171,790.06 = 67,213.80/x
  3. Step 3: Cross multiply
    114,526.71x = 171,790.06 × 67,213.80
  4. Step 4: Simplify right side
    114,526.71x = 11,546,662,734.83
  5. Step 5: Solve for x
    x = 11,546,662,734.83/114,526.71
  6. Step 6: Final answer
    x = 100,820.70

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