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Finding the Third Proportional to 27,145.13 and 61,858.69

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Solution

The third proportional to 27,145.13 and 61,858.69 is: 140,964.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,145.13 : 61,858.69 = 61,858.69 : x
  2. Step 2: Convert to fraction form
    27,145.13/61,858.69 = 61,858.69/x
  3. Step 3: Cross multiply
    27,145.13x = 61,858.69 × 61,858.69
  4. Step 4: Simplify right side
    27,145.13x = 3,826,497,219.22
  5. Step 5: Solve for x
    x = 3,826,497,219.22/27,145.13
  6. Step 6: Final answer
    x = 140,964.44

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Why These Related Problems?

These problems maintain the same ratio (2.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.