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Finding the Fourth Proportional to 26.18, 39.23 and 16.01

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Solution

The fourth proportional to 26.18, 39.23 and 16.01 is: 23.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.18 : 39.23 = 16.01 : x
  2. Step 2: Convert to fraction form
    26.18/39.23 = 16.01/x
  3. Step 3: Cross multiply
    26.18x = 39.23 × 16.01
  4. Step 4: Simplify right side
    26.18x = 627.80
  5. Step 5: Solve for x
    x = 627.80/26.18
  6. Step 6: Final answer
    x = 23.98

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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.