Home / 49,475.27-74,204.67-17,879.20

Finding the Fourth Proportional to 49,475.27, 74,204.67 and 17,879.20

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Solution

The fourth proportional to 49,475.27, 74,204.67 and 17,879.20 is: 26,815.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,475.27 : 74,204.67 = 17,879.20 : x
  2. Step 2: Convert to fraction form
    49,475.27/74,204.67 = 17,879.20/x
  3. Step 3: Cross multiply
    49,475.27x = 74,204.67 × 17,879.20
  4. Step 4: Simplify right side
    49,475.27x = 1,326,720,135.86
  5. Step 5: Solve for x
    x = 1,326,720,135.86/49,475.27
  6. Step 6: Final answer
    x = 26,815.82

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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.