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Finding the Fourth Proportional to 26,601, 39,901.56 and 11,019

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Solution

The fourth proportional to 26,601, 39,901.56 and 11,019 is: 16,528.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,601 : 39,901.56 = 11,019 : x
  2. Step 2: Convert to fraction form
    26,601/39,901.56 = 11,019/x
  3. Step 3: Cross multiply
    26,601x = 39,901.56 × 11,019
  4. Step 4: Simplify right side
    26,601x = 439,675,289.64
  5. Step 5: Solve for x
    x = 439,675,289.64/26,601
  6. Step 6: Final answer
    x = 16,528.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.