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Finding the Fourth Proportional to 14,079.26, 19,437.09 and 9,609.68

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Solution

The fourth proportional to 14,079.26, 19,437.09 and 9,609.68 is: 13,266.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,079.26 : 19,437.09 = 9,609.68 : x
  2. Step 2: Convert to fraction form
    14,079.26/19,437.09 = 9,609.68/x
  3. Step 3: Cross multiply
    14,079.26x = 19,437.09 × 9,609.68
  4. Step 4: Simplify right side
    14,079.26x = 186,784,215.03
  5. Step 5: Solve for x
    x = 186,784,215.03/14,079.26
  6. Step 6: Final answer
    x = 13,266.62

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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.