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Finding the Third Proportional to 14.99 and 35.18

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Solution

The third proportional to 14.99 and 35.18 is: 82.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14.99 : 35.18 = 35.18 : x
  2. Step 2: Convert to fraction form
    14.99/35.18 = 35.18/x
  3. Step 3: Cross multiply
    14.99x = 35.18 × 35.18
  4. Step 4: Simplify right side
    14.99x = 1,237.92
  5. Step 5: Solve for x
    x = 1,237.92/14.99
  6. Step 6: Final answer
    x = 82.61

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.