Home / 111,231.11-166,811.81-36,334.19

Finding the Fourth Proportional to 111,231.11, 166,811.81 and 36,334.19

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Solution

The fourth proportional to 111,231.11, 166,811.81 and 36,334.19 is: 54,489.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,231.11 : 166,811.81 = 36,334.19 : x
  2. Step 2: Convert to fraction form
    111,231.11/166,811.81 = 36,334.19/x
  3. Step 3: Cross multiply
    111,231.11x = 166,811.81 × 36,334.19
  4. Step 4: Simplify right side
    111,231.11x = 6,060,971,817.11
  5. Step 5: Solve for x
    x = 6,060,971,817.11/111,231.11
  6. Step 6: Final answer
    x = 54,489.90

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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.