Home / 68,200.08-102,361.08-34,942.80

Finding the Fourth Proportional to 68,200.08, 102,361.08 and 34,942.80

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Solution

The fourth proportional to 68,200.08, 102,361.08 and 34,942.80 is: 52,445.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,200.08 : 102,361.08 = 34,942.80 : x
  2. Step 2: Convert to fraction form
    68,200.08/102,361.08 = 34,942.80/x
  3. Step 3: Cross multiply
    68,200.08x = 102,361.08 × 34,942.80
  4. Step 4: Simplify right side
    68,200.08x = 3,576,782,746.22
  5. Step 5: Solve for x
    x = 3,576,782,746.22/68,200.08
  6. Step 6: Final answer
    x = 52,445.43

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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.