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Finding the Third Proportional to 73,718.44 and 112,726.69

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Solution

The third proportional to 73,718.44 and 112,726.69 is: 172,376.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,718.44 : 112,726.69 = 112,726.69 : x
  2. Step 2: Convert to fraction form
    73,718.44/112,726.69 = 112,726.69/x
  3. Step 3: Cross multiply
    73,718.44x = 112,726.69 × 112,726.69
  4. Step 4: Simplify right side
    73,718.44x = 12,707,306,074.72
  5. Step 5: Solve for x
    x = 12,707,306,074.72/73,718.44
  6. Step 6: Final answer
    x = 172,376.23

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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.