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Finding the Fourth Proportional to 101,694.87, 152,524.98 and 26,815.77

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Solution

The fourth proportional to 101,694.87, 152,524.98 and 26,815.77 is: 40,219.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,694.87 : 152,524.98 = 26,815.77 : x
  2. Step 2: Convert to fraction form
    101,694.87/152,524.98 = 26,815.77/x
  3. Step 3: Cross multiply
    101,694.87x = 152,524.98 × 26,815.77
  4. Step 4: Simplify right side
    101,694.87x = 4,090,074,782.93
  5. Step 5: Solve for x
    x = 4,090,074,782.93/101,694.87
  6. Step 6: Final answer
    x = 40,219.09

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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.