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Finding the Third Proportional to 53 and 88.25

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Solution

The third proportional to 53 and 88.25 is: 146.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53 : 88.25 = 88.25 : x
  2. Step 2: Convert to fraction form
    53/88.25 = 88.25/x
  3. Step 3: Cross multiply
    53x = 88.25 × 88.25
  4. Step 4: Simplify right side
    53x = 7,788.06
  5. Step 5: Solve for x
    x = 7,788.06/53
  6. Step 6: Final answer
    x = 146.94

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.