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Finding the Fourth Proportional to 12,374.46, 17,074.34 and 7,067.34

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Solution

The fourth proportional to 12,374.46, 17,074.34 and 7,067.34 is: 9,751.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,374.46 : 17,074.34 = 7,067.34 : x
  2. Step 2: Convert to fraction form
    12,374.46/17,074.34 = 7,067.34/x
  3. Step 3: Cross multiply
    12,374.46x = 17,074.34 × 7,067.34
  4. Step 4: Simplify right side
    12,374.46x = 120,670,130.72
  5. Step 5: Solve for x
    x = 120,670,130.72/12,374.46
  6. Step 6: Final answer
    x = 9,751.55

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.