Home / 168,984.51-233,198.83-105,322.25

Finding the Fourth Proportional to 168,984.51, 233,198.83 and 105,322.25

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Solution

The fourth proportional to 168,984.51, 233,198.83 and 105,322.25 is: 145,344.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,984.51 : 233,198.83 = 105,322.25 : x
  2. Step 2: Convert to fraction form
    168,984.51/233,198.83 = 105,322.25/x
  3. Step 3: Cross multiply
    168,984.51x = 233,198.83 × 105,322.25
  4. Step 4: Simplify right side
    168,984.51x = 24,561,025,472.97
  5. Step 5: Solve for x
    x = 24,561,025,472.97/168,984.51
  6. Step 6: Final answer
    x = 145,344.83

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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.