Home / 63,943.22-88,205.46-40,028.36

Finding the Fourth Proportional to 63,943.22, 88,205.46 and 40,028.36

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Solution

The fourth proportional to 63,943.22, 88,205.46 and 40,028.36 is: 55,216.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,943.22 : 88,205.46 = 40,028.36 : x
  2. Step 2: Convert to fraction form
    63,943.22/88,205.46 = 40,028.36/x
  3. Step 3: Cross multiply
    63,943.22x = 88,205.46 × 40,028.36
  4. Step 4: Simplify right side
    63,943.22x = 3,530,719,906.85
  5. Step 5: Solve for x
    x = 3,530,719,906.85/63,943.22
  6. Step 6: Final answer
    x = 55,216.49

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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.