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Finding the Fourth Proportional to 7,325.79, 10,109.52 and 3,968.52

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Solution

The fourth proportional to 7,325.79, 10,109.52 and 3,968.52 is: 5,476.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,325.79 : 10,109.52 = 3,968.52 : x
  2. Step 2: Convert to fraction form
    7,325.79/10,109.52 = 3,968.52/x
  3. Step 3: Cross multiply
    7,325.79x = 10,109.52 × 3,968.52
  4. Step 4: Simplify right side
    7,325.79x = 40,119,832.31
  5. Step 5: Solve for x
    x = 40,119,832.31/7,325.79
  6. Step 6: Final answer
    x = 5,476.52

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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.