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Finding the Fourth Proportional to 176.94, 244.17 and 98.26

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Solution

The fourth proportional to 176.94, 244.17 and 98.26 is: 135.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.94 : 244.17 = 98.26 : x
  2. Step 2: Convert to fraction form
    176.94/244.17 = 98.26/x
  3. Step 3: Cross multiply
    176.94x = 244.17 × 98.26
  4. Step 4: Simplify right side
    176.94x = 23,992.14
  5. Step 5: Solve for x
    x = 23,992.14/176.94
  6. Step 6: Final answer
    x = 135.59

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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.