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Finding the Fourth Proportional to 16,913.08, 23,340.08 and 9,359.73

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Solution

The fourth proportional to 16,913.08, 23,340.08 and 9,359.73 is: 12,916.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,913.08 : 23,340.08 = 9,359.73 : x
  2. Step 2: Convert to fraction form
    16,913.08/23,340.08 = 9,359.73/x
  3. Step 3: Cross multiply
    16,913.08x = 23,340.08 × 9,359.73
  4. Step 4: Simplify right side
    16,913.08x = 218,456,846.98
  5. Step 5: Solve for x
    x = 218,456,846.98/16,913.08
  6. Step 6: Final answer
    x = 12,916.44

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1.5x scale

Why These Related Problems?

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