Home / 53,660.26-80,481.21-14,221.36

Finding the Fourth Proportional to 53,660.26, 80,481.21 and 14,221.36

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Solution

The fourth proportional to 53,660.26, 80,481.21 and 14,221.36 is: 21,329.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,660.26 : 80,481.21 = 14,221.36 : x
  2. Step 2: Convert to fraction form
    53,660.26/80,481.21 = 14,221.36/x
  3. Step 3: Cross multiply
    53,660.26x = 80,481.21 × 14,221.36
  4. Step 4: Simplify right side
    53,660.26x = 1,144,552,260.65
  5. Step 5: Solve for x
    x = 1,144,552,260.65/53,660.26
  6. Step 6: Final answer
    x = 21,329.61

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1.5x scale

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.