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Finding the Fourth Proportional to 7,166.79, 10,744.61 and 3,416.64

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Solution

The fourth proportional to 7,166.79, 10,744.61 and 3,416.64 is: 5,122.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,166.79 : 10,744.61 = 3,416.64 : x
  2. Step 2: Convert to fraction form
    7,166.79/10,744.61 = 3,416.64/x
  3. Step 3: Cross multiply
    7,166.79x = 10,744.61 × 3,416.64
  4. Step 4: Simplify right side
    7,166.79x = 36,710,447.23
  5. Step 5: Solve for x
    x = 36,710,447.23/7,166.79
  6. Step 6: Final answer
    x = 5,122.30

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.