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Finding the Fourth Proportional to 9,373.29, 12,935.15 and 5,181.54

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Solution

The fourth proportional to 9,373.29, 12,935.15 and 5,181.54 is: 7,150.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,373.29 : 12,935.15 = 5,181.54 : x
  2. Step 2: Convert to fraction form
    9,373.29/12,935.15 = 5,181.54/x
  3. Step 3: Cross multiply
    9,373.29x = 12,935.15 × 5,181.54
  4. Step 4: Simplify right side
    9,373.29x = 67,023,906.55
  5. Step 5: Solve for x
    x = 67,023,906.55/9,373.29
  6. Step 6: Final answer
    x = 7,150.52

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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.