Home / 111,439.74-167,042.22-36,540.36

Finding the Fourth Proportional to 111,439.74, 167,042.22 and 36,540.36

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Solution

The fourth proportional to 111,439.74, 167,042.22 and 36,540.36 is: 54,772.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,439.74 : 167,042.22 = 36,540.36 : x
  2. Step 2: Convert to fraction form
    111,439.74/167,042.22 = 36,540.36/x
  3. Step 3: Cross multiply
    111,439.74x = 167,042.22 × 36,540.36
  4. Step 4: Simplify right side
    111,439.74x = 6,103,782,854.00
  5. Step 5: Solve for x
    x = 6,103,782,854.00/111,439.74
  6. Step 6: Final answer
    x = 54,772.05

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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.