Home / 103,623.26-155,431.24-33,500.75

Finding the Fourth Proportional to 103,623.26, 155,431.24 and 33,500.75

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Solution

The fourth proportional to 103,623.26, 155,431.24 and 33,500.75 is: 50,249.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,623.26 : 155,431.24 = 33,500.75 : x
  2. Step 2: Convert to fraction form
    103,623.26/155,431.24 = 33,500.75/x
  3. Step 3: Cross multiply
    103,623.26x = 155,431.24 × 33,500.75
  4. Step 4: Simplify right side
    103,623.26x = 5,207,063,113.43
  5. Step 5: Solve for x
    x = 5,207,063,113.43/103,623.26
  6. Step 6: Final answer
    x = 50,249.94

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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.