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Finding the Fourth Proportional to 111,915.40, 167,873.10 and 94,200.70

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Solution

The fourth proportional to 111,915.40, 167,873.10 and 94,200.70 is: 141,301.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,915.40 : 167,873.10 = 94,200.70 : x
  2. Step 2: Convert to fraction form
    111,915.40/167,873.10 = 94,200.70/x
  3. Step 3: Cross multiply
    111,915.40x = 167,873.10 × 94,200.70
  4. Step 4: Simplify right side
    111,915.40x = 15,813,763,531.17
  5. Step 5: Solve for x
    x = 15,813,763,531.17/111,915.40
  6. Step 6: Final answer
    x = 141,301.05

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