Home / 168,008.03-231,855.86-96,400.79

Finding the Fourth Proportional to 168,008.03, 231,855.86 and 96,400.79

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Solution

The fourth proportional to 168,008.03, 231,855.86 and 96,400.79 is: 133,035.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,008.03 : 231,855.86 = 96,400.79 : x
  2. Step 2: Convert to fraction form
    168,008.03/231,855.86 = 96,400.79/x
  3. Step 3: Cross multiply
    168,008.03x = 231,855.86 × 96,400.79
  4. Step 4: Simplify right side
    168,008.03x = 22,351,087,588.13
  5. Step 5: Solve for x
    x = 22,351,087,588.13/168,008.03
  6. Step 6: Final answer
    x = 133,035.83

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1.5x scale

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.