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Finding the Fourth Proportional to 5,969.80, 8,241.99 and 3,848.99

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Solution

The fourth proportional to 5,969.80, 8,241.99 and 3,848.99 is: 5,313.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,969.80 : 8,241.99 = 3,848.99 : x
  2. Step 2: Convert to fraction form
    5,969.80/8,241.99 = 3,848.99/x
  3. Step 3: Cross multiply
    5,969.80x = 8,241.99 × 3,848.99
  4. Step 4: Simplify right side
    5,969.80x = 31,723,337.09
  5. Step 5: Solve for x
    x = 31,723,337.09/5,969.80
  6. Step 6: Final answer
    x = 5,313.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.