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Finding the Third Proportional to 55,176 and 82,746

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Solution

The third proportional to 55,176 and 82,746 is: 124,092.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,176 : 82,746 = 82,746 : x
  2. Step 2: Convert to fraction form
    55,176/82,746 = 82,746/x
  3. Step 3: Cross multiply
    55,176x = 82,746 × 82,746
  4. Step 4: Simplify right side
    55,176x = 6,846,900,516
  5. Step 5: Solve for x
    x = 6,846,900,516/55,176
  6. Step 6: Final answer
    x = 124,092.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.