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Finding the Third Proportional to 69,068 and 106,653

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Solution

The third proportional to 69,068 and 106,653 is: 164,690.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,068 : 106,653 = 106,653 : x
  2. Step 2: Convert to fraction form
    69,068/106,653 = 106,653/x
  3. Step 3: Cross multiply
    69,068x = 106,653 × 106,653
  4. Step 4: Simplify right side
    69,068x = 11,374,862,409
  5. Step 5: Solve for x
    x = 11,374,862,409/69,068
  6. Step 6: Final answer
    x = 164,690.77

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.