Home / 50,723.32-70,021.64-36,198.68

Finding the Fourth Proportional to 50,723.32, 70,021.64 and 36,198.68

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Solution

The fourth proportional to 50,723.32, 70,021.64 and 36,198.68 is: 49,970.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,723.32 : 70,021.64 = 36,198.68 : x
  2. Step 2: Convert to fraction form
    50,723.32/70,021.64 = 36,198.68/x
  3. Step 3: Cross multiply
    50,723.32x = 70,021.64 × 36,198.68
  4. Step 4: Simplify right side
    50,723.32x = 2,534,690,939.44
  5. Step 5: Solve for x
    x = 2,534,690,939.44/50,723.32
  6. Step 6: Final answer
    x = 49,970.92

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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.