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Finding the Fourth Proportional to 16,935.62, 25,412.11 and 8,060.99

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Solution

The fourth proportional to 16,935.62, 25,412.11 and 8,060.99 is: 12,095.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,935.62 : 25,412.11 = 8,060.99 : x
  2. Step 2: Convert to fraction form
    16,935.62/25,412.11 = 8,060.99/x
  3. Step 3: Cross multiply
    16,935.62x = 25,412.11 × 8,060.99
  4. Step 4: Simplify right side
    16,935.62x = 204,846,807.97
  5. Step 5: Solve for x
    x = 204,846,807.97/16,935.62
  6. Step 6: Final answer
    x = 12,095.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.