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Finding the Fourth Proportional to 173.84, 239.93 and 114.83

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Solution

The fourth proportional to 173.84, 239.93 and 114.83 is: 158.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    173.84 : 239.93 = 114.83 : x
  2. Step 2: Convert to fraction form
    173.84/239.93 = 114.83/x
  3. Step 3: Cross multiply
    173.84x = 239.93 × 114.83
  4. Step 4: Simplify right side
    173.84x = 27,549.39
  5. Step 5: Solve for x
    x = 27,549.39/173.84
  6. Step 6: Final answer
    x = 158.48

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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.