Home / 43,472.44-65,196.61-15,388.80

Finding the Fourth Proportional to 43,472.44, 65,196.61 and 15,388.80

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Solution

The fourth proportional to 43,472.44, 65,196.61 and 15,388.80 is: 23,078.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,472.44 : 65,196.61 = 15,388.80 : x
  2. Step 2: Convert to fraction form
    43,472.44/65,196.61 = 15,388.80/x
  3. Step 3: Cross multiply
    43,472.44x = 65,196.61 × 15,388.80
  4. Step 4: Simplify right side
    43,472.44x = 1,003,297,265.98
  5. Step 5: Solve for x
    x = 1,003,297,265.98/43,472.44
  6. Step 6: Final answer
    x = 23,078.93

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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.