Home / 111,257.75-166,885.11-27,018.56

Finding the Fourth Proportional to 111,257.75, 166,885.11 and 27,018.56

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Solution

The fourth proportional to 111,257.75, 166,885.11 and 27,018.56 is: 40,527.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,257.75 : 166,885.11 = 27,018.56 : x
  2. Step 2: Convert to fraction form
    111,257.75/166,885.11 = 27,018.56/x
  3. Step 3: Cross multiply
    111,257.75x = 166,885.11 × 27,018.56
  4. Step 4: Simplify right side
    111,257.75x = 4,508,995,774.85
  5. Step 5: Solve for x
    x = 4,508,995,774.85/111,257.75
  6. Step 6: Final answer
    x = 40,527.47

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1.5x scale

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.