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Finding the Fourth Proportional to 173.08, 259.44 and 124.12

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Solution

The fourth proportional to 173.08, 259.44 and 124.12 is: 186.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    173.08 : 259.44 = 124.12 : x
  2. Step 2: Convert to fraction form
    173.08/259.44 = 124.12/x
  3. Step 3: Cross multiply
    173.08x = 259.44 × 124.12
  4. Step 4: Simplify right side
    173.08x = 32,201.69
  5. Step 5: Solve for x
    x = 32,201.69/173.08
  6. Step 6: Final answer
    x = 186.05

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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.