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Finding the Third Proportional to 73,186 and 112,983

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Solution

The third proportional to 73,186 and 112,983 is: 174,420.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,186 : 112,983 = 112,983 : x
  2. Step 2: Convert to fraction form
    73,186/112,983 = 112,983/x
  3. Step 3: Cross multiply
    73,186x = 112,983 × 112,983
  4. Step 4: Simplify right side
    73,186x = 12,765,158,289
  5. Step 5: Solve for x
    x = 12,765,158,289/73,186
  6. Step 6: Final answer
    x = 174,420.77

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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.