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Finding the Third Proportional to 55,564 and 86,044

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Solution

The third proportional to 55,564 and 86,044 is: 133,244.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,564 : 86,044 = 86,044 : x
  2. Step 2: Convert to fraction form
    55,564/86,044 = 86,044/x
  3. Step 3: Cross multiply
    55,564x = 86,044 × 86,044
  4. Step 4: Simplify right side
    55,564x = 7,403,569,936
  5. Step 5: Solve for x
    x = 7,403,569,936/55,564
  6. Step 6: Final answer
    x = 133,244.01

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.