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Finding the Third Proportional to 75,324 and 99,954

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Solution

The third proportional to 75,324 and 99,954 is: 132,637.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,324 : 99,954 = 99,954 : x
  2. Step 2: Convert to fraction form
    75,324/99,954 = 99,954/x
  3. Step 3: Cross multiply
    75,324x = 99,954 × 99,954
  4. Step 4: Simplify right side
    75,324x = 9,990,802,116
  5. Step 5: Solve for x
    x = 9,990,802,116/75,324
  6. Step 6: Final answer
    x = 132,637.70

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.