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Finding the Third Proportional to 70.03 and 102.94

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Solution

The third proportional to 70.03 and 102.94 is: 151.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    70.03 : 102.94 = 102.94 : x
  2. Step 2: Convert to fraction form
    70.03/102.94 = 102.94/x
  3. Step 3: Cross multiply
    70.03x = 102.94 × 102.94
  4. Step 4: Simplify right side
    70.03x = 10,596.13
  5. Step 5: Solve for x
    x = 10,596.13/70.03
  6. Step 6: Final answer
    x = 151.31

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.