Home / 111,436.98-167,183.14-55,303.44

Finding the Fourth Proportional to 111,436.98, 167,183.14 and 55,303.44

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Solution

The fourth proportional to 111,436.98, 167,183.14 and 55,303.44 is: 82,968.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,436.98 : 167,183.14 = 55,303.44 : x
  2. Step 2: Convert to fraction form
    111,436.98/167,183.14 = 55,303.44/x
  3. Step 3: Cross multiply
    111,436.98x = 167,183.14 × 55,303.44
  4. Step 4: Simplify right side
    111,436.98x = 9,245,802,752.00
  5. Step 5: Solve for x
    x = 9,245,802,752.00/111,436.98
  6. Step 6: Final answer
    x = 82,968.89

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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.