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Finding the Fourth Proportional to 24.36, 36.71 and 23.72

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Solution

The fourth proportional to 24.36, 36.71 and 23.72 is: 35.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.36 : 36.71 = 23.72 : x
  2. Step 2: Convert to fraction form
    24.36/36.71 = 23.72/x
  3. Step 3: Cross multiply
    24.36x = 36.71 × 23.72
  4. Step 4: Simplify right side
    24.36x = 870.76
  5. Step 5: Solve for x
    x = 870.76/24.36
  6. Step 6: Final answer
    x = 35.75

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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.