Home / 53,984.21-80,976.31-27,672.17

Finding the Fourth Proportional to 53,984.21, 80,976.31 and 27,672.17

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Solution

The fourth proportional to 53,984.21, 80,976.31 and 27,672.17 is: 41,508.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,984.21 : 80,976.31 = 27,672.17 : x
  2. Step 2: Convert to fraction form
    53,984.21/80,976.31 = 27,672.17/x
  3. Step 3: Cross multiply
    53,984.21x = 80,976.31 × 27,672.17
  4. Step 4: Simplify right side
    53,984.21x = 2,240,789,742.23
  5. Step 5: Solve for x
    x = 2,240,789,742.23/53,984.21
  6. Step 6: Final answer
    x = 41,508.25

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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.