Home / 66,163.39-99,243.46-16,243.09

Finding the Fourth Proportional to 66,163.39, 99,243.46 and 16,243.09

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Solution

The fourth proportional to 66,163.39, 99,243.46 and 16,243.09 is: 24,364.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,163.39 : 99,243.46 = 16,243.09 : x
  2. Step 2: Convert to fraction form
    66,163.39/99,243.46 = 16,243.09/x
  3. Step 3: Cross multiply
    66,163.39x = 99,243.46 × 16,243.09
  4. Step 4: Simplify right side
    66,163.39x = 1,612,020,452.69
  5. Step 5: Solve for x
    x = 1,612,020,452.69/66,163.39
  6. Step 6: Final answer
    x = 24,364.24

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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.