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Finding the Fourth Proportional to 23,241.88, 34,776.69 and 13,886.99

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Solution

The fourth proportional to 23,241.88, 34,776.69 and 13,886.99 is: 20,779.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,241.88 : 34,776.69 = 13,886.99 : x
  2. Step 2: Convert to fraction form
    23,241.88/34,776.69 = 13,886.99/x
  3. Step 3: Cross multiply
    23,241.88x = 34,776.69 × 13,886.99
  4. Step 4: Simplify right side
    23,241.88x = 482,943,546.26
  5. Step 5: Solve for x
    x = 482,943,546.26/23,241.88
  6. Step 6: Final answer
    x = 20,779.02

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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.