Home / 37,198.06-51,333.16-20,202.18

Finding the Fourth Proportional to 37,198.06, 51,333.16 and 20,202.18

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Solution

The fourth proportional to 37,198.06, 51,333.16 and 20,202.18 is: 27,878.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,198.06 : 51,333.16 = 20,202.18 : x
  2. Step 2: Convert to fraction form
    37,198.06/51,333.16 = 20,202.18/x
  3. Step 3: Cross multiply
    37,198.06x = 51,333.16 × 20,202.18
  4. Step 4: Simplify right side
    37,198.06x = 1,037,041,738.29
  5. Step 5: Solve for x
    x = 1,037,041,738.29/37,198.06
  6. Step 6: Final answer
    x = 27,878.92

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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.