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Finding the Third Proportional to 60,318 and 99,087

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Solution

The third proportional to 60,318 and 99,087 is: 162,774.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,318 : 99,087 = 99,087 : x
  2. Step 2: Convert to fraction form
    60,318/99,087 = 99,087/x
  3. Step 3: Cross multiply
    60,318x = 99,087 × 99,087
  4. Step 4: Simplify right side
    60,318x = 9,818,233,569
  5. Step 5: Solve for x
    x = 9,818,233,569/60,318
  6. Step 6: Final answer
    x = 162,774.52

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Why These Related Problems?

These problems maintain the same ratio (1.64) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.