Home / 73,544.68-110,321.19-20,958.26

Finding the Fourth Proportional to 73,544.68, 110,321.19 and 20,958.26

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Solution

The fourth proportional to 73,544.68, 110,321.19 and 20,958.26 is: 31,438.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,544.68 : 110,321.19 = 20,958.26 : x
  2. Step 2: Convert to fraction form
    73,544.68/110,321.19 = 20,958.26/x
  3. Step 3: Cross multiply
    73,544.68x = 110,321.19 × 20,958.26
  4. Step 4: Simplify right side
    73,544.68x = 2,312,140,459.33
  5. Step 5: Solve for x
    x = 2,312,140,459.33/73,544.68
  6. Step 6: Final answer
    x = 31,438.58

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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.