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Finding the Third Proportional to 35,136 and 54,603

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Solution

The third proportional to 35,136 and 54,603 is: 84,855.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,136 : 54,603 = 54,603 : x
  2. Step 2: Convert to fraction form
    35,136/54,603 = 54,603/x
  3. Step 3: Cross multiply
    35,136x = 54,603 × 54,603
  4. Step 4: Simplify right side
    35,136x = 2,981,487,609
  5. Step 5: Solve for x
    x = 2,981,487,609/35,136
  6. Step 6: Final answer
    x = 84,855.64

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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.