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Finding the Fourth Proportional to 176.94, 264.12 and 164.27

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Solution

The fourth proportional to 176.94, 264.12 and 164.27 is: 245.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.94 : 264.12 = 164.27 : x
  2. Step 2: Convert to fraction form
    176.94/264.12 = 164.27/x
  3. Step 3: Cross multiply
    176.94x = 264.12 × 164.27
  4. Step 4: Simplify right side
    176.94x = 43,387.04
  5. Step 5: Solve for x
    x = 43,387.04/176.94
  6. Step 6: Final answer
    x = 245.21

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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.