Home / 68,511.07-102,704.32-26,364.27

Finding the Fourth Proportional to 68,511.07, 102,704.32 and 26,364.27

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Solution

The fourth proportional to 68,511.07, 102,704.32 and 26,364.27 is: 39,522.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,511.07 : 102,704.32 = 26,364.27 : x
  2. Step 2: Convert to fraction form
    68,511.07/102,704.32 = 26,364.27/x
  3. Step 3: Cross multiply
    68,511.07x = 102,704.32 × 26,364.27
  4. Step 4: Simplify right side
    68,511.07x = 2,707,724,290.83
  5. Step 5: Solve for x
    x = 2,707,724,290.83/68,511.07
  6. Step 6: Final answer
    x = 39,522.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.