Home / 37,162.91-55,723.46-12,200.86

Finding the Fourth Proportional to 37,162.91, 55,723.46 and 12,200.86

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Solution

The fourth proportional to 37,162.91, 55,723.46 and 12,200.86 is: 18,294.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,162.91 : 55,723.46 = 12,200.86 : x
  2. Step 2: Convert to fraction form
    37,162.91/55,723.46 = 12,200.86/x
  3. Step 3: Cross multiply
    37,162.91x = 55,723.46 × 12,200.86
  4. Step 4: Simplify right side
    37,162.91x = 679,873,933.86
  5. Step 5: Solve for x
    x = 679,873,933.86/37,162.91
  6. Step 6: Final answer
    x = 18,294.42

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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.