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Finding the Third Proportional to 73,172 and 112,797

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Solution

The third proportional to 73,172 and 112,797 is: 173,880.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,172 : 112,797 = 112,797 : x
  2. Step 2: Convert to fraction form
    73,172/112,797 = 112,797/x
  3. Step 3: Cross multiply
    73,172x = 112,797 × 112,797
  4. Step 4: Simplify right side
    73,172x = 12,723,163,209
  5. Step 5: Solve for x
    x = 12,723,163,209/73,172
  6. Step 6: Final answer
    x = 173,880.22

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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.