Home / 111,222.11-166,798.64-40,135.55

Finding the Fourth Proportional to 111,222.11, 166,798.64 and 40,135.55

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Solution

The fourth proportional to 111,222.11, 166,798.64 and 40,135.55 is: 60,190.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,222.11 : 166,798.64 = 40,135.55 : x
  2. Step 2: Convert to fraction form
    111,222.11/166,798.64 = 40,135.55/x
  3. Step 3: Cross multiply
    111,222.11x = 166,798.64 × 40,135.55
  4. Step 4: Simplify right side
    111,222.11x = 6,694,555,360.24
  5. Step 5: Solve for x
    x = 6,694,555,360.24/111,222.11
  6. Step 6: Final answer
    x = 60,190.87

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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.