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Finding the Fourth Proportional to 13,797.03, 20,696.63 and 4,914.27

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Solution

The fourth proportional to 13,797.03, 20,696.63 and 4,914.27 is: 7,371.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,797.03 : 20,696.63 = 4,914.27 : x
  2. Step 2: Convert to fraction form
    13,797.03/20,696.63 = 4,914.27/x
  3. Step 3: Cross multiply
    13,797.03x = 20,696.63 × 4,914.27
  4. Step 4: Simplify right side
    13,797.03x = 101,708,803.34
  5. Step 5: Solve for x
    x = 101,708,803.34/13,797.03
  6. Step 6: Final answer
    x = 7,371.79

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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.