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Finding the Fourth Proportional to 27,217.24, 40,825.86 and 7,495.99

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Solution

The fourth proportional to 27,217.24, 40,825.86 and 7,495.99 is: 11,243.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217.24 : 40,825.86 = 7,495.99 : x
  2. Step 2: Convert to fraction form
    27,217.24/40,825.86 = 7,495.99/x
  3. Step 3: Cross multiply
    27,217.24x = 40,825.86 × 7,495.99
  4. Step 4: Simplify right side
    27,217.24x = 306,030,238.30
  5. Step 5: Solve for x
    x = 306,030,238.30/27,217.24
  6. Step 6: Final answer
    x = 11,243.99

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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.