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Finding the Fourth Proportional to 135.04, 201.73 and 132.34

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Solution

The fourth proportional to 135.04, 201.73 and 132.34 is: 197.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    135.04 : 201.73 = 132.34 : x
  2. Step 2: Convert to fraction form
    135.04/201.73 = 132.34/x
  3. Step 3: Cross multiply
    135.04x = 201.73 × 132.34
  4. Step 4: Simplify right side
    135.04x = 26,696.95
  5. Step 5: Solve for x
    x = 26,696.95/135.04
  6. Step 6: Final answer
    x = 197.70

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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.