Home / 68,135.04-102,216.23-23,749.88

Finding the Fourth Proportional to 68,135.04, 102,216.23 and 23,749.88

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Solution

The fourth proportional to 68,135.04, 102,216.23 and 23,749.88 is: 35,629.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,135.04 : 102,216.23 = 23,749.88 : x
  2. Step 2: Convert to fraction form
    68,135.04/102,216.23 = 23,749.88/x
  3. Step 3: Cross multiply
    68,135.04x = 102,216.23 × 23,749.88
  4. Step 4: Simplify right side
    68,135.04x = 2,427,622,655.78
  5. Step 5: Solve for x
    x = 2,427,622,655.78/68,135.04
  6. Step 6: Final answer
    x = 35,629.58

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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.