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Finding the Third Proportional to 55,932 and 85,356

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Solution

The third proportional to 55,932 and 85,356 is: 130,259.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,932 : 85,356 = 85,356 : x
  2. Step 2: Convert to fraction form
    55,932/85,356 = 85,356/x
  3. Step 3: Cross multiply
    55,932x = 85,356 × 85,356
  4. Step 4: Simplify right side
    55,932x = 7,285,646,736
  5. Step 5: Solve for x
    x = 7,285,646,736/55,932
  6. Step 6: Final answer
    x = 130,259.01

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.