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Finding the Fourth Proportional to 58.14, 80.24 and 37.44

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Solution

The fourth proportional to 58.14, 80.24 and 37.44 is: 51.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    58.14 : 80.24 = 37.44 : x
  2. Step 2: Convert to fraction form
    58.14/80.24 = 37.44/x
  3. Step 3: Cross multiply
    58.14x = 80.24 × 37.44
  4. Step 4: Simplify right side
    58.14x = 3,003.86
  5. Step 5: Solve for x
    x = 3,003.86/58.14
  6. Step 6: Final answer
    x = 51.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.