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Finding the Third Proportional to 16,966.13 and 26,139.38

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Solution

The third proportional to 16,966.13 and 26,139.38 is: 40,272.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,966.13 : 26,139.38 = 26,139.38 : x
  2. Step 2: Convert to fraction form
    16,966.13/26,139.38 = 26,139.38/x
  3. Step 3: Cross multiply
    16,966.13x = 26,139.38 × 26,139.38
  4. Step 4: Simplify right side
    16,966.13x = 683,266,925.39
  5. Step 5: Solve for x
    x = 683,266,925.39/16,966.13
  6. Step 6: Final answer
    x = 40,272.42

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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.