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Finding the Fourth Proportional to 29,265.26, 43,911.21 and 12,402.89

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Solution

The fourth proportional to 29,265.26, 43,911.21 and 12,402.89 is: 18,609.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,265.26 : 43,911.21 = 12,402.89 : x
  2. Step 2: Convert to fraction form
    29,265.26/43,911.21 = 12,402.89/x
  3. Step 3: Cross multiply
    29,265.26x = 43,911.21 × 12,402.89
  4. Step 4: Simplify right side
    29,265.26x = 544,625,687.84
  5. Step 5: Solve for x
    x = 544,625,687.84/29,265.26
  6. Step 6: Final answer
    x = 18,609.98

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.