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Finding the Fourth Proportional to 53,896.84, 80,857.98 and 16,960.84

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Solution

The fourth proportional to 53,896.84, 80,857.98 and 16,960.84 is: 25,445.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,896.84 : 80,857.98 = 16,960.84 : x
  2. Step 2: Convert to fraction form
    53,896.84/80,857.98 = 16,960.84/x
  3. Step 3: Cross multiply
    53,896.84x = 80,857.98 × 16,960.84
  4. Step 4: Simplify right side
    53,896.84x = 1,371,419,261.50
  5. Step 5: Solve for x
    x = 1,371,419,261.50/53,896.84
  6. Step 6: Final answer
    x = 25,445.26

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Similar ratio
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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.