Home / 82,723.48-114,198.06-50,919.64

Finding the Fourth Proportional to 82,723.48, 114,198.06 and 50,919.64

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Solution

The fourth proportional to 82,723.48, 114,198.06 and 50,919.64 is: 70,293.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,723.48 : 114,198.06 = 50,919.64 : x
  2. Step 2: Convert to fraction form
    82,723.48/114,198.06 = 50,919.64/x
  3. Step 3: Cross multiply
    82,723.48x = 114,198.06 × 50,919.64
  4. Step 4: Simplify right side
    82,723.48x = 5,814,924,103.90
  5. Step 5: Solve for x
    x = 5,814,924,103.90/82,723.48
  6. Step 6: Final answer
    x = 70,293.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.