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Finding the Third Proportional to 5,145.19 and 11,134.13

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Solution

The third proportional to 5,145.19 and 11,134.13 is: 24,094.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,145.19 : 11,134.13 = 11,134.13 : x
  2. Step 2: Convert to fraction form
    5,145.19/11,134.13 = 11,134.13/x
  3. Step 3: Cross multiply
    5,145.19x = 11,134.13 × 11,134.13
  4. Step 4: Simplify right side
    5,145.19x = 123,968,739.52
  5. Step 5: Solve for x
    x = 123,968,739.52/5,145.19
  6. Step 6: Final answer
    x = 24,094.12

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.