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Finding the Third Proportional to 19,107.38 and 27,521.91

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Solution

The third proportional to 19,107.38 and 27,521.91 is: 39,642.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,107.38 : 27,521.91 = 27,521.91 : x
  2. Step 2: Convert to fraction form
    19,107.38/27,521.91 = 27,521.91/x
  3. Step 3: Cross multiply
    19,107.38x = 27,521.91 × 27,521.91
  4. Step 4: Simplify right side
    19,107.38x = 757,455,323.63
  5. Step 5: Solve for x
    x = 757,455,323.63/19,107.38
  6. Step 6: Final answer
    x = 39,642.04

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.