Home / 37,190.86-51,324.22-20,195.70

Finding the Fourth Proportional to 37,190.86, 51,324.22 and 20,195.70

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Solution

The fourth proportional to 37,190.86, 51,324.22 and 20,195.70 is: 27,870.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,190.86 : 51,324.22 = 20,195.70 : x
  2. Step 2: Convert to fraction form
    37,190.86/51,324.22 = 20,195.70/x
  3. Step 3: Cross multiply
    37,190.86x = 51,324.22 × 20,195.70
  4. Step 4: Simplify right side
    37,190.86x = 1,036,528,549.85
  5. Step 5: Solve for x
    x = 1,036,528,549.85/37,190.86
  6. Step 6: Final answer
    x = 27,870.52

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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.