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Finding the Third Proportional to 55.47 and 101.09

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Solution

The third proportional to 55.47 and 101.09 is: 184.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55.47 : 101.09 = 101.09 : x
  2. Step 2: Convert to fraction form
    55.47/101.09 = 101.09/x
  3. Step 3: Cross multiply
    55.47x = 101.09 × 101.09
  4. Step 4: Simplify right side
    55.47x = 10,219.95
  5. Step 5: Solve for x
    x = 10,219.95/55.47
  6. Step 6: Final answer
    x = 184.25

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Why These Related Problems?

These problems maintain the same ratio (1.82) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.