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Finding the Fourth Proportional to 97.44, 134.50 and 58.63

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Solution

The fourth proportional to 97.44, 134.50 and 58.63 is: 80.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    97.44 : 134.50 = 58.63 : x
  2. Step 2: Convert to fraction form
    97.44/134.50 = 58.63/x
  3. Step 3: Cross multiply
    97.44x = 134.50 × 58.63
  4. Step 4: Simplify right side
    97.44x = 7,885.74
  5. Step 5: Solve for x
    x = 7,885.74/97.44
  6. Step 6: Final answer
    x = 80.93

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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.