Home / 37,180.89-55,760.31-12,216.33

Finding the Fourth Proportional to 37,180.89, 55,760.31 and 12,216.33

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Solution

The fourth proportional to 37,180.89, 55,760.31 and 12,216.33 is: 18,320.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,180.89 : 55,760.31 = 12,216.33 : x
  2. Step 2: Convert to fraction form
    37,180.89/55,760.31 = 12,216.33/x
  3. Step 3: Cross multiply
    37,180.89x = 55,760.31 × 12,216.33
  4. Step 4: Simplify right side
    37,180.89x = 681,186,347.86
  5. Step 5: Solve for x
    x = 681,186,347.86/37,180.89
  6. Step 6: Final answer
    x = 18,320.87

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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.