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Finding the Fourth Proportional to 133.58, 184.08 and 96.67

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Solution

The fourth proportional to 133.58, 184.08 and 96.67 is: 133.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    133.58 : 184.08 = 96.67 : x
  2. Step 2: Convert to fraction form
    133.58/184.08 = 96.67/x
  3. Step 3: Cross multiply
    133.58x = 184.08 × 96.67
  4. Step 4: Simplify right side
    133.58x = 17,795.01
  5. Step 5: Solve for x
    x = 17,795.01/133.58
  6. Step 6: Final answer
    x = 133.22

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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.