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Finding the Third Proportional to 55,626.75 and 86,292.75

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Solution

The third proportional to 55,626.75 and 86,292.75 is: 133,864.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,626.75 : 86,292.75 = 86,292.75 : x
  2. Step 2: Convert to fraction form
    55,626.75/86,292.75 = 86,292.75/x
  3. Step 3: Cross multiply
    55,626.75x = 86,292.75 × 86,292.75
  4. Step 4: Simplify right side
    55,626.75x = 7,446,438,702.56
  5. Step 5: Solve for x
    x = 7,446,438,702.56/55,626.75
  6. Step 6: Final answer
    x = 133,864.35

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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.