Home / 37,178.31-51,305.67-20,183.16

Finding the Fourth Proportional to 37,178.31, 51,305.67 and 20,183.16

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Solution

The fourth proportional to 37,178.31, 51,305.67 and 20,183.16 is: 27,852.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,178.31 : 51,305.67 = 20,183.16 : x
  2. Step 2: Convert to fraction form
    37,178.31/51,305.67 = 20,183.16/x
  3. Step 3: Cross multiply
    37,178.31x = 51,305.67 × 20,183.16
  4. Step 4: Simplify right side
    37,178.31x = 1,035,510,546.52
  5. Step 5: Solve for x
    x = 1,035,510,546.52/37,178.31
  6. Step 6: Final answer
    x = 27,852.54

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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.