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Finding the Fourth Proportional to 9,942.50, 14,902.82 and 4,095.92

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Solution

The fourth proportional to 9,942.50, 14,902.82 and 4,095.92 is: 6,139.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,942.50 : 14,902.82 = 4,095.92 : x
  2. Step 2: Convert to fraction form
    9,942.50/14,902.82 = 4,095.92/x
  3. Step 3: Cross multiply
    9,942.50x = 14,902.82 × 4,095.92
  4. Step 4: Simplify right side
    9,942.50x = 61,040,758.49
  5. Step 5: Solve for x
    x = 61,040,758.49/9,942.50
  6. Step 6: Final answer
    x = 6,139.38

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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.