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Finding the Fourth Proportional to 27,245.82, 40,860.06 and 8,773.50

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Solution

The fourth proportional to 27,245.82, 40,860.06 and 8,773.50 is: 13,157.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,245.82 : 40,860.06 = 8,773.50 : x
  2. Step 2: Convert to fraction form
    27,245.82/40,860.06 = 8,773.50/x
  3. Step 3: Cross multiply
    27,245.82x = 40,860.06 × 8,773.50
  4. Step 4: Simplify right side
    27,245.82x = 358,485,736.41
  5. Step 5: Solve for x
    x = 358,485,736.41/27,245.82
  6. Step 6: Final answer
    x = 13,157.46

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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.