Home / 111,183.74-166,566.35-54,958.04

Finding the Fourth Proportional to 111,183.74, 166,566.35 and 54,958.04

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Solution

The fourth proportional to 111,183.74, 166,566.35 and 54,958.04 is: 82,333.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,183.74 : 166,566.35 = 54,958.04 : x
  2. Step 2: Convert to fraction form
    111,183.74/166,566.35 = 54,958.04/x
  3. Step 3: Cross multiply
    111,183.74x = 166,566.35 × 54,958.04
  4. Step 4: Simplify right side
    111,183.74x = 9,154,159,018.33
  5. Step 5: Solve for x
    x = 9,154,159,018.33/111,183.74
  6. Step 6: Final answer
    x = 82,333.61

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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.