Home / 16,769.68-25,151.64-5,081.20

Finding the Fourth Proportional to 16,769.68, 25,151.64 and 5,081.20

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Solution

The fourth proportional to 16,769.68, 25,151.64 and 5,081.20 is: 7,620.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,769.68 : 25,151.64 = 5,081.20 : x
  2. Step 2: Convert to fraction form
    16,769.68/25,151.64 = 5,081.20/x
  3. Step 3: Cross multiply
    16,769.68x = 25,151.64 × 5,081.20
  4. Step 4: Simplify right side
    16,769.68x = 127,800,513.17
  5. Step 5: Solve for x
    x = 127,800,513.17/16,769.68
  6. Step 6: Final answer
    x = 7,620.93

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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.