Home / 167,028.45-230,508.68-99,085.65

Finding the Fourth Proportional to 167,028.45, 230,508.68 and 99,085.65

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Solution

The fourth proportional to 167,028.45, 230,508.68 and 99,085.65 is: 136,743.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,028.45 : 230,508.68 = 99,085.65 : x
  2. Step 2: Convert to fraction form
    167,028.45/230,508.68 = 99,085.65/x
  3. Step 3: Cross multiply
    167,028.45x = 230,508.68 × 99,085.65
  4. Step 4: Simplify right side
    167,028.45x = 22,840,102,388.44
  5. Step 5: Solve for x
    x = 22,840,102,388.44/167,028.45
  6. Step 6: Final answer
    x = 136,743.78

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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.