Home / 111,450.30-167,175.45-41,315.10

Finding the Fourth Proportional to 111,450.30, 167,175.45 and 41,315.10

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Solution

The fourth proportional to 111,450.30, 167,175.45 and 41,315.10 is: 61,972.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,450.30 : 167,175.45 = 41,315.10 : x
  2. Step 2: Convert to fraction form
    111,450.30/167,175.45 = 41,315.10/x
  3. Step 3: Cross multiply
    111,450.30x = 167,175.45 × 41,315.10
  4. Step 4: Simplify right side
    111,450.30x = 6,906,870,434.30
  5. Step 5: Solve for x
    x = 6,906,870,434.30/111,450.30
  6. Step 6: Final answer
    x = 61,972.65

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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.