Home / 168,163.04-231,823.87-132,290.77

Finding the Fourth Proportional to 168,163.04, 231,823.87 and 132,290.77

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Solution

The fourth proportional to 168,163.04, 231,823.87 and 132,290.77 is: 182,371.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,163.04 : 231,823.87 = 132,290.77 : x
  2. Step 2: Convert to fraction form
    168,163.04/231,823.87 = 132,290.77/x
  3. Step 3: Cross multiply
    168,163.04x = 231,823.87 × 132,290.77
  4. Step 4: Simplify right side
    168,163.04x = 30,668,158,266.68
  5. Step 5: Solve for x
    x = 30,668,158,266.68/168,163.04
  6. Step 6: Final answer
    x = 182,371.57

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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.