Home / 230,161.07-345,389.06-111,767.82

Finding the Fourth Proportional to 230,161.07, 345,389.06 and 111,767.82

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Solution

The fourth proportional to 230,161.07, 345,389.06 and 111,767.82 is: 167,723.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,161.07 : 345,389.06 = 111,767.82 : x
  2. Step 2: Convert to fraction form
    230,161.07/345,389.06 = 111,767.82/x
  3. Step 3: Cross multiply
    230,161.07x = 345,389.06 × 111,767.82
  4. Step 4: Simplify right side
    230,161.07x = 38,603,382,288.05
  5. Step 5: Solve for x
    x = 38,603,382,288.05/230,161.07
  6. Step 6: Final answer
    x = 167,723.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.