Home / 55,761.97-76,949.43-31,888.03

Finding the Fourth Proportional to 55,761.97, 76,949.43 and 31,888.03

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Solution

The fourth proportional to 55,761.97, 76,949.43 and 31,888.03 is: 44,004.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,761.97 : 76,949.43 = 31,888.03 : x
  2. Step 2: Convert to fraction form
    55,761.97/76,949.43 = 31,888.03/x
  3. Step 3: Cross multiply
    55,761.97x = 76,949.43 × 31,888.03
  4. Step 4: Simplify right side
    55,761.97x = 2,453,765,732.32
  5. Step 5: Solve for x
    x = 2,453,765,732.32/55,761.97
  6. Step 6: Final answer
    x = 44,004.29

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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.