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Finding the Fourth Proportional to 183.74, 275.33 and 164.50

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Solution

The fourth proportional to 183.74, 275.33 and 164.50 is: 246.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.74 : 275.33 = 164.50 : x
  2. Step 2: Convert to fraction form
    183.74/275.33 = 164.50/x
  3. Step 3: Cross multiply
    183.74x = 275.33 × 164.50
  4. Step 4: Simplify right side
    183.74x = 45,291.51
  5. Step 5: Solve for x
    x = 45,291.51/183.74
  6. Step 6: Final answer
    x = 246.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.