Home / 49,045.80-73,568.70-28,309.80

Finding the Fourth Proportional to 49,045.80, 73,568.70 and 28,309.80

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Solution

The fourth proportional to 49,045.80, 73,568.70 and 28,309.80 is: 42,464.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,045.80 : 73,568.70 = 28,309.80 : x
  2. Step 2: Convert to fraction form
    49,045.80/73,568.70 = 28,309.80/x
  3. Step 3: Cross multiply
    49,045.80x = 73,568.70 × 28,309.80
  4. Step 4: Simplify right side
    49,045.80x = 2,082,715,183.26
  5. Step 5: Solve for x
    x = 2,082,715,183.26/49,045.80
  6. Step 6: Final answer
    x = 42,464.70

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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.