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Finding the Fourth Proportional to 26.98, 37.20 and 23.54

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Solution

The fourth proportional to 26.98, 37.20 and 23.54 is: 32.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.98 : 37.20 = 23.54 : x
  2. Step 2: Convert to fraction form
    26.98/37.20 = 23.54/x
  3. Step 3: Cross multiply
    26.98x = 37.20 × 23.54
  4. Step 4: Simplify right side
    26.98x = 875.69
  5. Step 5: Solve for x
    x = 875.69/26.98
  6. Step 6: Final answer
    x = 32.46

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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.