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Finding the Fourth Proportional to 7,023.45, 9,679.04 and 5,030.54

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Solution

The fourth proportional to 7,023.45, 9,679.04 and 5,030.54 is: 6,932.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,023.45 : 9,679.04 = 5,030.54 : x
  2. Step 2: Convert to fraction form
    7,023.45/9,679.04 = 5,030.54/x
  3. Step 3: Cross multiply
    7,023.45x = 9,679.04 × 5,030.54
  4. Step 4: Simplify right side
    7,023.45x = 48,690,797.88
  5. Step 5: Solve for x
    x = 48,690,797.88/7,023.45
  6. Step 6: Final answer
    x = 6,932.60

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