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Finding the Fourth Proportional to 173,343.59, 259,571.49 and 119,961.66

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Solution

The fourth proportional to 173,343.59, 259,571.49 and 119,961.66 is: 179,635.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,343.59 : 259,571.49 = 119,961.66 : x
  2. Step 2: Convert to fraction form
    173,343.59/259,571.49 = 119,961.66/x
  3. Step 3: Cross multiply
    173,343.59x = 259,571.49 × 119,961.66
  4. Step 4: Simplify right side
    173,343.59x = 31,138,625,531.22
  5. Step 5: Solve for x
    x = 31,138,625,531.22/173,343.59
  6. Step 6: Final answer
    x = 179,635.29

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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.