Home / 53,911.24-80,879.16-16,476.64

Finding the Fourth Proportional to 53,911.24, 80,879.16 and 16,476.64

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Solution

The fourth proportional to 53,911.24, 80,879.16 and 16,476.64 is: 24,718.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,911.24 : 80,879.16 = 16,476.64 : x
  2. Step 2: Convert to fraction form
    53,911.24/80,879.16 = 16,476.64/x
  3. Step 3: Cross multiply
    53,911.24x = 80,879.16 × 16,476.64
  4. Step 4: Simplify right side
    53,911.24x = 1,332,616,439.62
  5. Step 5: Solve for x
    x = 1,332,616,439.62/53,911.24
  6. Step 6: Final answer
    x = 24,718.71

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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.