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Finding the Fourth Proportional to 16,929.68, 25,394.16 and 4,617.68

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Solution

The fourth proportional to 16,929.68, 25,394.16 and 4,617.68 is: 6,926.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,929.68 : 25,394.16 = 4,617.68 : x
  2. Step 2: Convert to fraction form
    16,929.68/25,394.16 = 4,617.68/x
  3. Step 3: Cross multiply
    16,929.68x = 25,394.16 × 4,617.68
  4. Step 4: Simplify right side
    16,929.68x = 117,262,104.75
  5. Step 5: Solve for x
    x = 117,262,104.75/16,929.68
  6. Step 6: Final answer
    x = 6,926.42

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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.