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Finding the Fourth Proportional to 24.78, 37.01 and 24.58

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Solution

The fourth proportional to 24.78, 37.01 and 24.58 is: 36.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.78 : 37.01 = 24.58 : x
  2. Step 2: Convert to fraction form
    24.78/37.01 = 24.58/x
  3. Step 3: Cross multiply
    24.78x = 37.01 × 24.58
  4. Step 4: Simplify right side
    24.78x = 909.71
  5. Step 5: Solve for x
    x = 909.71/24.78
  6. Step 6: Final answer
    x = 36.71

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.