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Finding the Fourth Proportional to 173.94, 260.43 and 125.07

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Solution

The fourth proportional to 173.94, 260.43 and 125.07 is: 187.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    173.94 : 260.43 = 125.07 : x
  2. Step 2: Convert to fraction form
    173.94/260.43 = 125.07/x
  3. Step 3: Cross multiply
    173.94x = 260.43 × 125.07
  4. Step 4: Simplify right side
    173.94x = 32,571.98
  5. Step 5: Solve for x
    x = 32,571.98/173.94
  6. Step 6: Final answer
    x = 187.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.