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Finding the Fourth Proportional to 43,841.34, 65,779.29 and 16,141.50

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Solution

The fourth proportional to 43,841.34, 65,779.29 and 16,141.50 is: 24,218.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,841.34 : 65,779.29 = 16,141.50 : x
  2. Step 2: Convert to fraction form
    43,841.34/65,779.29 = 16,141.50/x
  3. Step 3: Cross multiply
    43,841.34x = 65,779.29 × 16,141.50
  4. Step 4: Simplify right side
    43,841.34x = 1,061,776,409.54
  5. Step 5: Solve for x
    x = 1,061,776,409.54/43,841.34
  6. Step 6: Final answer
    x = 24,218.61

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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.