Home / 49,208.32-67,906.27-27,986.23

Finding the Fourth Proportional to 49,208.32, 67,906.27 and 27,986.23

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Solution

The fourth proportional to 49,208.32, 67,906.27 and 27,986.23 is: 38,620.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,208.32 : 67,906.27 = 27,986.23 : x
  2. Step 2: Convert to fraction form
    49,208.32/67,906.27 = 27,986.23/x
  3. Step 3: Cross multiply
    49,208.32x = 67,906.27 × 27,986.23
  4. Step 4: Simplify right side
    49,208.32x = 1,900,440,490.66
  5. Step 5: Solve for x
    x = 1,900,440,490.66/49,208.32
  6. Step 6: Final answer
    x = 38,620.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.