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Finding the Fourth Proportional to 26.48, 39.93 and 24.53

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Solution

The fourth proportional to 26.48, 39.93 and 24.53 is: 36.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.48 : 39.93 = 24.53 : x
  2. Step 2: Convert to fraction form
    26.48/39.93 = 24.53/x
  3. Step 3: Cross multiply
    26.48x = 39.93 × 24.53
  4. Step 4: Simplify right side
    26.48x = 979.28
  5. Step 5: Solve for x
    x = 979.28/26.48
  6. Step 6: Final answer
    x = 36.99

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.