Home / 30,080.72-41,511.29-16,651.17

Finding the Fourth Proportional to 30,080.72, 41,511.29 and 16,651.17

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Solution

The fourth proportional to 30,080.72, 41,511.29 and 16,651.17 is: 22,978.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,080.72 : 41,511.29 = 16,651.17 : x
  2. Step 2: Convert to fraction form
    30,080.72/41,511.29 = 16,651.17/x
  3. Step 3: Cross multiply
    30,080.72x = 41,511.29 × 16,651.17
  4. Step 4: Simplify right side
    30,080.72x = 691,211,463.45
  5. Step 5: Solve for x
    x = 691,211,463.45/30,080.72
  6. Step 6: Final answer
    x = 22,978.56

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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.