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Finding the Fourth Proportional to 14,164.41, 19,464.84 and 13,513.98

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Solution

The fourth proportional to 14,164.41, 19,464.84 and 13,513.98 is: 18,571.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,164.41 : 19,464.84 = 13,513.98 : x
  2. Step 2: Convert to fraction form
    14,164.41/19,464.84 = 13,513.98/x
  3. Step 3: Cross multiply
    14,164.41x = 19,464.84 × 13,513.98
  4. Step 4: Simplify right side
    14,164.41x = 263,047,458.46
  5. Step 5: Solve for x
    x = 263,047,458.46/14,164.41
  6. Step 6: Final answer
    x = 18,571.01

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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.