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Finding the Fourth Proportional to 23,696.73, 32,662.53 and 16,800.21

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Solution

The fourth proportional to 23,696.73, 32,662.53 and 16,800.21 is: 23,156.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,696.73 : 32,662.53 = 16,800.21 : x
  2. Step 2: Convert to fraction form
    23,696.73/32,662.53 = 16,800.21/x
  3. Step 3: Cross multiply
    23,696.73x = 32,662.53 × 16,800.21
  4. Step 4: Simplify right side
    23,696.73x = 548,737,363.13
  5. Step 5: Solve for x
    x = 548,737,363.13/23,696.73
  6. Step 6: Final answer
    x = 23,156.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.