Home / 111,078.21-166,617.16-36,198.24

Finding the Fourth Proportional to 111,078.21, 166,617.16 and 36,198.24

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Solution

The fourth proportional to 111,078.21, 166,617.16 and 36,198.24 is: 54,297.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,078.21 : 166,617.16 = 36,198.24 : x
  2. Step 2: Convert to fraction form
    111,078.21/166,617.16 = 36,198.24/x
  3. Step 3: Cross multiply
    111,078.21x = 166,617.16 × 36,198.24
  4. Step 4: Simplify right side
    111,078.21x = 6,031,247,945.80
  5. Step 5: Solve for x
    x = 6,031,247,945.80/111,078.21
  6. Step 6: Final answer
    x = 54,297.31

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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.