Home / 174,172.64-261,226.14-67,556.39

Finding the Fourth Proportional to 174,172.64, 261,226.14 and 67,556.39

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Solution

The fourth proportional to 174,172.64, 261,226.14 and 67,556.39 is: 101,321.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,172.64 : 261,226.14 = 67,556.39 : x
  2. Step 2: Convert to fraction form
    174,172.64/261,226.14 = 67,556.39/x
  3. Step 3: Cross multiply
    174,172.64x = 261,226.14 × 67,556.39
  4. Step 4: Simplify right side
    174,172.64x = 17,647,493,685.90
  5. Step 5: Solve for x
    x = 17,647,493,685.90/174,172.64
  6. Step 6: Final answer
    x = 101,321.85

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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.