Home / 111,491.09-167,262.17-48,321.82

Finding the Fourth Proportional to 111,491.09, 167,262.17 and 48,321.82

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Solution

The fourth proportional to 111,491.09, 167,262.17 and 48,321.82 is: 72,493.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,491.09 : 167,262.17 = 48,321.82 : x
  2. Step 2: Convert to fraction form
    111,491.09/167,262.17 = 48,321.82/x
  3. Step 3: Cross multiply
    111,491.09x = 167,262.17 × 48,321.82
  4. Step 4: Simplify right side
    111,491.09x = 8,082,412,439.02
  5. Step 5: Solve for x
    x = 8,082,412,439.02/111,491.09
  6. Step 6: Final answer
    x = 72,493.80

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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.