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Finding the Fourth Proportional to 250,081.56, 345,111.84 and 136,903.50

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Solution

The fourth proportional to 250,081.56, 345,111.84 and 136,903.50 is: 188,926.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,081.56 : 345,111.84 = 136,903.50 : x
  2. Step 2: Convert to fraction form
    250,081.56/345,111.84 = 136,903.50/x
  3. Step 3: Cross multiply
    250,081.56x = 345,111.84 × 136,903.50
  4. Step 4: Simplify right side
    250,081.56x = 47,247,018,787.44
  5. Step 5: Solve for x
    x = 47,247,018,787.44/250,081.56
  6. Step 6: Final answer
    x = 188,926.44

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