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Finding the Fourth Proportional to 19,741.88, 29,617.95 and 5,890.88

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Solution

The fourth proportional to 19,741.88, 29,617.95 and 5,890.88 is: 8,837.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,741.88 : 29,617.95 = 5,890.88 : x
  2. Step 2: Convert to fraction form
    19,741.88/29,617.95 = 5,890.88/x
  3. Step 3: Cross multiply
    19,741.88x = 29,617.95 × 5,890.88
  4. Step 4: Simplify right side
    19,741.88x = 174,475,641.21
  5. Step 5: Solve for x
    x = 174,475,641.21/19,741.88
  6. Step 6: Final answer
    x = 8,837.85

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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.