Home / 168,046.03-231,900.77-91,566.03

Finding the Fourth Proportional to 168,046.03, 231,900.77 and 91,566.03

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Solution

The fourth proportional to 168,046.03, 231,900.77 and 91,566.03 is: 126,359.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,046.03 : 231,900.77 = 91,566.03 : x
  2. Step 2: Convert to fraction form
    168,046.03/231,900.77 = 91,566.03/x
  3. Step 3: Cross multiply
    168,046.03x = 231,900.77 × 91,566.03
  4. Step 4: Simplify right side
    168,046.03x = 21,234,232,656.94
  5. Step 5: Solve for x
    x = 21,234,232,656.94/168,046.03
  6. Step 6: Final answer
    x = 126,359.62

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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.