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Finding the Fourth Proportional to 13,652.46, 18,841 and 7,684.52

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Solution

The fourth proportional to 13,652.46, 18,841 and 7,684.52 is: 10,604.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,652.46 : 18,841 = 7,684.52 : x
  2. Step 2: Convert to fraction form
    13,652.46/18,841 = 7,684.52/x
  3. Step 3: Cross multiply
    13,652.46x = 18,841 × 7,684.52
  4. Step 4: Simplify right side
    13,652.46x = 144,784,041.32
  5. Step 5: Solve for x
    x = 144,784,041.32/13,652.46
  6. Step 6: Final answer
    x = 10,604.98

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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.