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Finding the Fourth Proportional to 13,269.33, 18,311.94 and 7,301.34

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Solution

The fourth proportional to 13,269.33, 18,311.94 and 7,301.34 is: 10,075.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,269.33 : 18,311.94 = 7,301.34 : x
  2. Step 2: Convert to fraction form
    13,269.33/18,311.94 = 7,301.34/x
  3. Step 3: Cross multiply
    13,269.33x = 18,311.94 × 7,301.34
  4. Step 4: Simplify right side
    13,269.33x = 133,701,700.00
  5. Step 5: Solve for x
    x = 133,701,700.00/13,269.33
  6. Step 6: Final answer
    x = 10,075.99

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