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Finding the Fourth Proportional to 16,708.70, 25,063.08 and 6,846.21

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Solution

The fourth proportional to 16,708.70, 25,063.08 and 6,846.21 is: 10,269.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,708.70 : 25,063.08 = 6,846.21 : x
  2. Step 2: Convert to fraction form
    16,708.70/25,063.08 = 6,846.21/x
  3. Step 3: Cross multiply
    16,708.70x = 25,063.08 × 6,846.21
  4. Step 4: Simplify right side
    16,708.70x = 171,586,983.61
  5. Step 5: Solve for x
    x = 171,586,983.61/16,708.70
  6. Step 6: Final answer
    x = 10,269.32

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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.