Home / 69,260.27-103,890.41-16,669.75

Finding the Fourth Proportional to 69,260.27, 103,890.41 and 16,669.75

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Solution

The fourth proportional to 69,260.27, 103,890.41 and 16,669.75 is: 25,004.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,260.27 : 103,890.41 = 16,669.75 : x
  2. Step 2: Convert to fraction form
    69,260.27/103,890.41 = 16,669.75/x
  3. Step 3: Cross multiply
    69,260.27x = 103,890.41 × 16,669.75
  4. Step 4: Simplify right side
    69,260.27x = 1,731,826,944.05
  5. Step 5: Solve for x
    x = 1,731,826,944.05/69,260.27
  6. Step 6: Final answer
    x = 25,004.62

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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.