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Finding the Fourth Proportional to 134.36, 185.57 and 97.46

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Solution

The fourth proportional to 134.36, 185.57 and 97.46 is: 134.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.36 : 185.57 = 97.46 : x
  2. Step 2: Convert to fraction form
    134.36/185.57 = 97.46/x
  3. Step 3: Cross multiply
    134.36x = 185.57 × 97.46
  4. Step 4: Simplify right side
    134.36x = 18,084.24
  5. Step 5: Solve for x
    x = 18,084.24/134.36
  6. Step 6: Final answer
    x = 134.60

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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.