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Finding the Fourth Proportional to 225,623.64, 338,435.46 and 114,893.40

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Solution

The fourth proportional to 225,623.64, 338,435.46 and 114,893.40 is: 172,340.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,623.64 : 338,435.46 = 114,893.40 : x
  2. Step 2: Convert to fraction form
    225,623.64/338,435.46 = 114,893.40/x
  3. Step 3: Cross multiply
    225,623.64x = 338,435.46 × 114,893.40
  4. Step 4: Simplify right side
    225,623.64x = 38,884,000,679.96
  5. Step 5: Solve for x
    x = 38,884,000,679.96/225,623.64
  6. Step 6: Final answer
    x = 172,340.10

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