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Finding the Fourth Proportional to 27,245.59, 40,868.90 and 7,524.67

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Solution

The fourth proportional to 27,245.59, 40,868.90 and 7,524.67 is: 11,287.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,245.59 : 40,868.90 = 7,524.67 : x
  2. Step 2: Convert to fraction form
    27,245.59/40,868.90 = 7,524.67/x
  3. Step 3: Cross multiply
    27,245.59x = 40,868.90 × 7,524.67
  4. Step 4: Simplify right side
    27,245.59x = 307,524,845.97
  5. Step 5: Solve for x
    x = 307,524,845.97/27,245.59
  6. Step 6: Final answer
    x = 11,287.14

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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.