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Finding the Fourth Proportional to 27,850.59, 41,775.80 and 7,074.09

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Solution

The fourth proportional to 27,850.59, 41,775.80 and 7,074.09 is: 10,611.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,850.59 : 41,775.80 = 7,074.09 : x
  2. Step 2: Convert to fraction form
    27,850.59/41,775.80 = 7,074.09/x
  3. Step 3: Cross multiply
    27,850.59x = 41,775.80 × 7,074.09
  4. Step 4: Simplify right side
    27,850.59x = 295,525,733.65
  5. Step 5: Solve for x
    x = 295,525,733.65/27,850.59
  6. Step 6: Final answer
    x = 10,611.11

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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.