Home / 37,932.13-56,879.07-20,173.11

Finding the Fourth Proportional to 37,932.13, 56,879.07 and 20,173.11

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Solution

The fourth proportional to 37,932.13, 56,879.07 and 20,173.11 is: 30,249.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,932.13 : 56,879.07 = 20,173.11 : x
  2. Step 2: Convert to fraction form
    37,932.13/56,879.07 = 20,173.11/x
  3. Step 3: Cross multiply
    37,932.13x = 56,879.07 × 20,173.11
  4. Step 4: Simplify right side
    37,932.13x = 1,147,427,735.81
  5. Step 5: Solve for x
    x = 1,147,427,735.81/37,932.13
  6. Step 6: Final answer
    x = 30,249.49

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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.