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Finding the Fourth Proportional to 25.85, 38.58 and 24.14

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Solution

The fourth proportional to 25.85, 38.58 and 24.14 is: 36.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25.85 : 38.58 = 24.14 : x
  2. Step 2: Convert to fraction form
    25.85/38.58 = 24.14/x
  3. Step 3: Cross multiply
    25.85x = 38.58 × 24.14
  4. Step 4: Simplify right side
    25.85x = 931.25
  5. Step 5: Solve for x
    x = 931.25/25.85
  6. Step 6: Final answer
    x = 36.03

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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.