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Finding the Fourth Proportional to 241,427.60, 361,997.40 and 148,000.40

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Solution

The fourth proportional to 241,427.60, 361,997.40 and 148,000.40 is: 221,912.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,427.60 : 361,997.40 = 148,000.40 : x
  2. Step 2: Convert to fraction form
    241,427.60/361,997.40 = 148,000.40/x
  3. Step 3: Cross multiply
    241,427.60x = 361,997.40 × 148,000.40
  4. Step 4: Simplify right side
    241,427.60x = 53,575,759,998.96
  5. Step 5: Solve for x
    x = 53,575,759,998.96/241,427.60
  6. Step 6: Final answer
    x = 221,912.32

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