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Finding the Fourth Proportional to 173.84, 240.03 and 124.83

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Solution

The fourth proportional to 173.84, 240.03 and 124.83 is: 172.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    173.84 : 240.03 = 124.83 : x
  2. Step 2: Convert to fraction form
    173.84/240.03 = 124.83/x
  3. Step 3: Cross multiply
    173.84x = 240.03 × 124.83
  4. Step 4: Simplify right side
    173.84x = 29,962.94
  5. Step 5: Solve for x
    x = 29,962.94/173.84
  6. Step 6: Final answer
    x = 172.36

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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.