Home / 68,201.24-94,121.96-37,991.48

Finding the Fourth Proportional to 68,201.24, 94,121.96 and 37,991.48

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Solution

The fourth proportional to 68,201.24, 94,121.96 and 37,991.48 is: 52,430.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,201.24 : 94,121.96 = 37,991.48 : x
  2. Step 2: Convert to fraction form
    68,201.24/94,121.96 = 37,991.48/x
  3. Step 3: Cross multiply
    68,201.24x = 94,121.96 × 37,991.48
  4. Step 4: Simplify right side
    68,201.24x = 3,575,831,900.33
  5. Step 5: Solve for x
    x = 3,575,831,900.33/68,201.24
  6. Step 6: Final answer
    x = 52,430.60

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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.