Home / 44,811.69-67,231.66-21,118.28

Finding the Fourth Proportional to 44,811.69, 67,231.66 and 21,118.28

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Solution

The fourth proportional to 44,811.69, 67,231.66 and 21,118.28 is: 31,684.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,811.69 : 67,231.66 = 21,118.28 : x
  2. Step 2: Convert to fraction form
    44,811.69/67,231.66 = 21,118.28/x
  3. Step 3: Cross multiply
    44,811.69x = 67,231.66 × 21,118.28
  4. Step 4: Simplify right side
    44,811.69x = 1,419,816,631.79
  5. Step 5: Solve for x
    x = 1,419,816,631.79/44,811.69
  6. Step 6: Final answer
    x = 31,684.07

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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.