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Finding the Third Proportional to 137.50 and 159

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Solution

The third proportional to 137.50 and 159 is: 183.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    137.50 : 159 = 159 : x
  2. Step 2: Convert to fraction form
    137.50/159 = 159/x
  3. Step 3: Cross multiply
    137.50x = 159 × 159
  4. Step 4: Simplify right side
    137.50x = 25,281
  5. Step 5: Solve for x
    x = 25,281/137.50
  6. Step 6: Final answer
    x = 183.86

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