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Finding the Fourth Proportional to 12,554.32, 17,326.44 and 6,965.68

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Solution

The fourth proportional to 12,554.32, 17,326.44 and 6,965.68 is: 9,613.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,554.32 : 17,326.44 = 6,965.68 : x
  2. Step 2: Convert to fraction form
    12,554.32/17,326.44 = 6,965.68/x
  3. Step 3: Cross multiply
    12,554.32x = 17,326.44 × 6,965.68
  4. Step 4: Simplify right side
    12,554.32x = 120,690,436.58
  5. Step 5: Solve for x
    x = 120,690,436.58/12,554.32
  6. Step 6: Final answer
    x = 9,613.46

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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.