Home / 111,860.46-167,786.58-27,619.95

Finding the Fourth Proportional to 111,860.46, 167,786.58 and 27,619.95

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Solution

The fourth proportional to 111,860.46, 167,786.58 and 27,619.95 is: 41,428.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,860.46 : 167,786.58 = 27,619.95 : x
  2. Step 2: Convert to fraction form
    111,860.46/167,786.58 = 27,619.95/x
  3. Step 3: Cross multiply
    111,860.46x = 167,786.58 × 27,619.95
  4. Step 4: Simplify right side
    111,860.46x = 4,634,256,950.27
  5. Step 5: Solve for x
    x = 4,634,256,950.27/111,860.46
  6. Step 6: Final answer
    x = 41,428.91

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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.