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Finding the Fourth Proportional to 10,968.12, 15,135.96 and 5,932.34

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Solution

The fourth proportional to 10,968.12, 15,135.96 and 5,932.34 is: 8,186.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,968.12 : 15,135.96 = 5,932.34 : x
  2. Step 2: Convert to fraction form
    10,968.12/15,135.96 = 5,932.34/x
  3. Step 3: Cross multiply
    10,968.12x = 15,135.96 × 5,932.34
  4. Step 4: Simplify right side
    10,968.12x = 89,791,585.27
  5. Step 5: Solve for x
    x = 89,791,585.27/10,968.12
  6. Step 6: Final answer
    x = 8,186.60

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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.