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Finding the Third Proportional to 93.50 and 122

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Solution

The third proportional to 93.50 and 122 is: 159.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    93.50 : 122 = 122 : x
  2. Step 2: Convert to fraction form
    93.50/122 = 122/x
  3. Step 3: Cross multiply
    93.50x = 122 × 122
  4. Step 4: Simplify right side
    93.50x = 14,884
  5. Step 5: Solve for x
    x = 14,884/93.50
  6. Step 6: Final answer
    x = 159.19

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Why These Related Problems?

These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.