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Finding the Fourth Proportional to 16,896.70, 25,351.08 and 7,535.89

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Solution

The fourth proportional to 16,896.70, 25,351.08 and 7,535.89 is: 11,306.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,896.70 : 25,351.08 = 7,535.89 : x
  2. Step 2: Convert to fraction form
    16,896.70/25,351.08 = 7,535.89/x
  3. Step 3: Cross multiply
    16,896.70x = 25,351.08 × 7,535.89
  4. Step 4: Simplify right side
    16,896.70x = 191,042,811.09
  5. Step 5: Solve for x
    x = 191,042,811.09/16,896.70
  6. Step 6: Final answer
    x = 11,306.52

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1.5x scale

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.