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Finding the Fourth Proportional to 255.04, 352.01 and 166.63

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Solution

The fourth proportional to 255.04, 352.01 and 166.63 is: 229.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    255.04 : 352.01 = 166.63 : x
  2. Step 2: Convert to fraction form
    255.04/352.01 = 166.63/x
  3. Step 3: Cross multiply
    255.04x = 352.01 × 166.63
  4. Step 4: Simplify right side
    255.04x = 58,655.43
  5. Step 5: Solve for x
    x = 58,655.43/255.04
  6. Step 6: Final answer
    x = 229.99

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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.