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Finding the Fourth Proportional to 167,840, 251,760 and 51,104

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Solution

The fourth proportional to 167,840, 251,760 and 51,104 is: 76,656

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,840 : 251,760 = 51,104 : x
  2. Step 2: Convert to fraction form
    167,840/251,760 = 51,104/x
  3. Step 3: Cross multiply
    167,840x = 251,760 × 51,104
  4. Step 4: Simplify right side
    167,840x = 12,865,943,040
  5. Step 5: Solve for x
    x = 12,865,943,040/167,840
  6. Step 6: Final answer
    x = 76,656

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