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Finding the Fourth Proportional to 26,771, 36,893.05 and 19,603.11

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Solution

The fourth proportional to 26,771, 36,893.05 and 19,603.11 is: 27,015.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,771 : 36,893.05 = 19,603.11 : x
  2. Step 2: Convert to fraction form
    26,771/36,893.05 = 19,603.11/x
  3. Step 3: Cross multiply
    26,771x = 36,893.05 × 19,603.11
  4. Step 4: Simplify right side
    26,771x = 723,218,517.39
  5. Step 5: Solve for x
    x = 723,218,517.39/26,771
  6. Step 6: Final answer
    x = 27,015.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.