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Finding the Fourth Proportional to 183.35, 274.01 and 137.18

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Solution

The fourth proportional to 183.35, 274.01 and 137.18 is: 205.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.35 : 274.01 = 137.18 : x
  2. Step 2: Convert to fraction form
    183.35/274.01 = 137.18/x
  3. Step 3: Cross multiply
    183.35x = 274.01 × 137.18
  4. Step 4: Simplify right side
    183.35x = 37,588.69
  5. Step 5: Solve for x
    x = 37,588.69/183.35
  6. Step 6: Final answer
    x = 205.01

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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.