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Finding the Third Proportional to 68,023 and 105,586.50

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Solution

The third proportional to 68,023 and 105,586.50 is: 163,893.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,023 : 105,586.50 = 105,586.50 : x
  2. Step 2: Convert to fraction form
    68,023/105,586.50 = 105,586.50/x
  3. Step 3: Cross multiply
    68,023x = 105,586.50 × 105,586.50
  4. Step 4: Simplify right side
    68,023x = 11,148,508,982.25
  5. Step 5: Solve for x
    x = 11,148,508,982.25/68,023
  6. Step 6: Final answer
    x = 163,893.23

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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.