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Finding the Fourth Proportional to 26.00, 35.87 and 16.30

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Solution

The fourth proportional to 26.00, 35.87 and 16.30 is: 22.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.00 : 35.87 = 16.30 : x
  2. Step 2: Convert to fraction form
    26.00/35.87 = 16.30/x
  3. Step 3: Cross multiply
    26.00x = 35.87 × 16.30
  4. Step 4: Simplify right side
    26.00x = 584.51
  5. Step 5: Solve for x
    x = 584.51/26.00
  6. Step 6: Final answer
    x = 22.49

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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.