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Finding the Fourth Proportional to 25,325.99, 37,993.07 and 7,795.80

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Solution

The fourth proportional to 25,325.99, 37,993.07 and 7,795.80 is: 11,694.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,325.99 : 37,993.07 = 7,795.80 : x
  2. Step 2: Convert to fraction form
    25,325.99/37,993.07 = 7,795.80/x
  3. Step 3: Cross multiply
    25,325.99x = 37,993.07 × 7,795.80
  4. Step 4: Simplify right side
    25,325.99x = 296,186,375.11
  5. Step 5: Solve for x
    x = 296,186,375.11/25,325.99
  6. Step 6: Final answer
    x = 11,694.96

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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.