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Finding the Fourth Proportional to 16,694.65, 25,041.97 and 5,007.87

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Solution

The fourth proportional to 16,694.65, 25,041.97 and 5,007.87 is: 7,511.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,694.65 : 25,041.97 = 5,007.87 : x
  2. Step 2: Convert to fraction form
    16,694.65/25,041.97 = 5,007.87/x
  3. Step 3: Cross multiply
    16,694.65x = 25,041.97 × 5,007.87
  4. Step 4: Simplify right side
    16,694.65x = 125,406,873.18
  5. Step 5: Solve for x
    x = 125,406,873.18/16,694.65
  6. Step 6: Final answer
    x = 7,511.80

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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.