Home / 168,626.06-253,040.33-67,406.03

Finding the Fourth Proportional to 168,626.06, 253,040.33 and 67,406.03

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Solution

The fourth proportional to 168,626.06, 253,040.33 and 67,406.03 is: 101,149.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,626.06 : 253,040.33 = 67,406.03 : x
  2. Step 2: Convert to fraction form
    168,626.06/253,040.33 = 67,406.03/x
  3. Step 3: Cross multiply
    168,626.06x = 253,040.33 × 67,406.03
  4. Step 4: Simplify right side
    168,626.06x = 17,056,442,809.99
  5. Step 5: Solve for x
    x = 17,056,442,809.99/168,626.06
  6. Step 6: Final answer
    x = 101,149.51

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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.