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Finding the Fourth Proportional to 11,901.83, 17,854.77 and 4,108.82

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Solution

The fourth proportional to 11,901.83, 17,854.77 and 4,108.82 is: 6,163.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,901.83 : 17,854.77 = 4,108.82 : x
  2. Step 2: Convert to fraction form
    11,901.83/17,854.77 = 4,108.82/x
  3. Step 3: Cross multiply
    11,901.83x = 17,854.77 × 4,108.82
  4. Step 4: Simplify right side
    11,901.83x = 73,362,036.07
  5. Step 5: Solve for x
    x = 73,362,036.07/11,901.83
  6. Step 6: Final answer
    x = 6,163.93

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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.