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Finding the Third Proportional to 15.75 and 23.52

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Solution

The third proportional to 15.75 and 23.52 is: 35.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15.75 : 23.52 = 23.52 : x
  2. Step 2: Convert to fraction form
    15.75/23.52 = 23.52/x
  3. Step 3: Cross multiply
    15.75x = 23.52 × 23.52
  4. Step 4: Simplify right side
    15.75x = 553.17
  5. Step 5: Solve for x
    x = 553.17/15.75
  6. Step 6: Final answer
    x = 35.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.