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Finding the Fourth Proportional to 68,063.91, 102,106.75 and 23,703.27

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Solution

The fourth proportional to 68,063.91, 102,106.75 and 23,703.27 is: 35,558.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,063.91 : 102,106.75 = 23,703.27 : x
  2. Step 2: Convert to fraction form
    68,063.91/102,106.75 = 23,703.27/x
  3. Step 3: Cross multiply
    68,063.91x = 102,106.75 × 23,703.27
  4. Step 4: Simplify right side
    68,063.91x = 2,420,263,864.07
  5. Step 5: Solve for x
    x = 2,420,263,864.07/68,063.91
  6. Step 6: Final answer
    x = 35,558.70

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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.