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Finding the Third Proportional to 73,393.80 and 112,459.96

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Solution

The third proportional to 73,393.80 and 112,459.96 is: 172,320.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,393.80 : 112,459.96 = 112,459.96 : x
  2. Step 2: Convert to fraction form
    73,393.80/112,459.96 = 112,459.96/x
  3. Step 3: Cross multiply
    73,393.80x = 112,459.96 × 112,459.96
  4. Step 4: Simplify right side
    73,393.80x = 12,647,241,935.47
  5. Step 5: Solve for x
    x = 12,647,241,935.47/73,393.80
  6. Step 6: Final answer
    x = 172,320.29

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.