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Finding the Fourth Proportional to 124,080.50, 171,231.90 and 67,492.28

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Solution

The fourth proportional to 124,080.50, 171,231.90 and 67,492.28 is: 93,139.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,080.50 : 171,231.90 = 67,492.28 : x
  2. Step 2: Convert to fraction form
    124,080.50/171,231.90 = 67,492.28/x
  3. Step 3: Cross multiply
    124,080.50x = 171,231.90 × 67,492.28
  4. Step 4: Simplify right side
    124,080.50x = 11,556,831,339.73
  5. Step 5: Solve for x
    x = 11,556,831,339.73/124,080.50
  6. Step 6: Final answer
    x = 93,139.79

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