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Finding the Third Proportional to 68,812.03 and 100,562.77

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Solution

The third proportional to 68,812.03 and 100,562.77 is: 146,963.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,812.03 : 100,562.77 = 100,562.77 : x
  2. Step 2: Convert to fraction form
    68,812.03/100,562.77 = 100,562.77/x
  3. Step 3: Cross multiply
    68,812.03x = 100,562.77 × 100,562.77
  4. Step 4: Simplify right side
    68,812.03x = 10,112,869,830.15
  5. Step 5: Solve for x
    x = 10,112,869,830.15/68,812.03
  6. Step 6: Final answer
    x = 146,963.69

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.