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Finding the Fourth Proportional to 27,284.44, 40,926.96 and 7,563.16

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Solution

The fourth proportional to 27,284.44, 40,926.96 and 7,563.16 is: 11,344.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,284.44 : 40,926.96 = 7,563.16 : x
  2. Step 2: Convert to fraction form
    27,284.44/40,926.96 = 7,563.16/x
  3. Step 3: Cross multiply
    27,284.44x = 40,926.96 × 7,563.16
  4. Step 4: Simplify right side
    27,284.44x = 309,537,108.98
  5. Step 5: Solve for x
    x = 309,537,108.98/27,284.44
  6. Step 6: Final answer
    x = 11,344.82

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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.