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Finding the Fourth Proportional to 173.97, 240.04 and 104.02

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Solution

The fourth proportional to 173.97, 240.04 and 104.02 is: 143.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    173.97 : 240.04 = 104.02 : x
  2. Step 2: Convert to fraction form
    173.97/240.04 = 104.02/x
  3. Step 3: Cross multiply
    173.97x = 240.04 × 104.02
  4. Step 4: Simplify right side
    173.97x = 24,967.95
  5. Step 5: Solve for x
    x = 24,967.95/173.97
  6. Step 6: Final answer
    x = 143.52

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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.