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Finding the Fourth Proportional to 16,696.84, 25,023.16 and 8,783.16

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Solution

The fourth proportional to 16,696.84, 25,023.16 and 8,783.16 is: 13,163.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,696.84 : 25,023.16 = 8,783.16 : x
  2. Step 2: Convert to fraction form
    16,696.84/25,023.16 = 8,783.16/x
  3. Step 3: Cross multiply
    16,696.84x = 25,023.16 × 8,783.16
  4. Step 4: Simplify right side
    16,696.84x = 219,782,417.99
  5. Step 5: Solve for x
    x = 219,782,417.99/16,696.84
  6. Step 6: Final answer
    x = 13,163.11

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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.