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Finding the Fourth Proportional to 5,379.86, 8,069.52 and 5,095.46

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Solution

The fourth proportional to 5,379.86, 8,069.52 and 5,095.46 is: 7,642.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379.86 : 8,069.52 = 5,095.46 : x
  2. Step 2: Convert to fraction form
    5,379.86/8,069.52 = 5,095.46/x
  3. Step 3: Cross multiply
    5,379.86x = 8,069.52 × 5,095.46
  4. Step 4: Simplify right side
    5,379.86x = 41,117,916.38
  5. Step 5: Solve for x
    x = 41,117,916.38/5,379.86
  6. Step 6: Final answer
    x = 7,642.93

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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.