Home / 53,786.68-80,684.70-14,344

Finding the Fourth Proportional to 53,786.68, 80,684.70 and 14,344

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Solution

The fourth proportional to 53,786.68, 80,684.70 and 14,344 is: 21,517.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,786.68 : 80,684.70 = 14,344 : x
  2. Step 2: Convert to fraction form
    53,786.68/80,684.70 = 14,344/x
  3. Step 3: Cross multiply
    53,786.68x = 80,684.70 × 14,344
  4. Step 4: Simplify right side
    53,786.68x = 1,157,341,336.80
  5. Step 5: Solve for x
    x = 1,157,341,336.80/53,786.68
  6. Step 6: Final answer
    x = 21,517.25

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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.