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Finding the Fourth Proportional to 251,745.78, 347,167.69 and 169,146.56

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Solution

The fourth proportional to 251,745.78, 347,167.69 and 169,146.56 is: 233,260.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,745.78 : 347,167.69 = 169,146.56 : x
  2. Step 2: Convert to fraction form
    251,745.78/347,167.69 = 169,146.56/x
  3. Step 3: Cross multiply
    251,745.78x = 347,167.69 × 169,146.56
  4. Step 4: Simplify right side
    251,745.78x = 58,722,218,770.81
  5. Step 5: Solve for x
    x = 58,722,218,770.81/251,745.78
  6. Step 6: Final answer
    x = 233,260.00

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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.