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Finding the Fourth Proportional to 16,451.04, 22,702.24 and 9,377.44

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Solution

The fourth proportional to 16,451.04, 22,702.24 and 9,377.44 is: 12,940.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,451.04 : 22,702.24 = 9,377.44 : x
  2. Step 2: Convert to fraction form
    16,451.04/22,702.24 = 9,377.44/x
  3. Step 3: Cross multiply
    16,451.04x = 22,702.24 × 9,377.44
  4. Step 4: Simplify right side
    16,451.04x = 212,888,893.47
  5. Step 5: Solve for x
    x = 212,888,893.47/16,451.04
  6. Step 6: Final answer
    x = 12,940.76

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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.