Home / 73,826.56-110,739.84-18,422.56

Finding the Fourth Proportional to 73,826.56, 110,739.84 and 18,422.56

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Solution

The fourth proportional to 73,826.56, 110,739.84 and 18,422.56 is: 27,633.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,826.56 : 110,739.84 = 18,422.56 : x
  2. Step 2: Convert to fraction form
    73,826.56/110,739.84 = 18,422.56/x
  3. Step 3: Cross multiply
    73,826.56x = 110,739.84 × 18,422.56
  4. Step 4: Simplify right side
    73,826.56x = 2,040,111,346.79
  5. Step 5: Solve for x
    x = 2,040,111,346.79/73,826.56
  6. Step 6: Final answer
    x = 27,633.84

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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.