Home / 43,104.22-64,660.95-18,149.87

Finding the Fourth Proportional to 43,104.22, 64,660.95 and 18,149.87

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Solution

The fourth proportional to 43,104.22, 64,660.95 and 18,149.87 is: 27,226.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,104.22 : 64,660.95 = 18,149.87 : x
  2. Step 2: Convert to fraction form
    43,104.22/64,660.95 = 18,149.87/x
  3. Step 3: Cross multiply
    43,104.22x = 64,660.95 × 18,149.87
  4. Step 4: Simplify right side
    43,104.22x = 1,173,587,998.23
  5. Step 5: Solve for x
    x = 1,173,587,998.23/43,104.22
  6. Step 6: Final answer
    x = 27,226.76

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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.