Home / 53,911.30-80,879.24-16,476.70

Finding the Fourth Proportional to 53,911.30, 80,879.24 and 16,476.70

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Solution

The fourth proportional to 53,911.30, 80,879.24 and 16,476.70 is: 24,718.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,911.30 : 80,879.24 = 16,476.70 : x
  2. Step 2: Convert to fraction form
    53,911.30/80,879.24 = 16,476.70/x
  3. Step 3: Cross multiply
    53,911.30x = 80,879.24 × 16,476.70
  4. Step 4: Simplify right side
    53,911.30x = 1,332,622,973.71
  5. Step 5: Solve for x
    x = 1,332,622,973.71/53,911.30
  6. Step 6: Final answer
    x = 24,718.81

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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.