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Finding the Fourth Proportional to 11,900.06, 16,422.18 and 6,594.97

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Solution

The fourth proportional to 11,900.06, 16,422.18 and 6,594.97 is: 9,101.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,900.06 : 16,422.18 = 6,594.97 : x
  2. Step 2: Convert to fraction form
    11,900.06/16,422.18 = 6,594.97/x
  3. Step 3: Cross multiply
    11,900.06x = 16,422.18 × 6,594.97
  4. Step 4: Simplify right side
    11,900.06x = 108,303,784.43
  5. Step 5: Solve for x
    x = 108,303,784.43/11,900.06
  6. Step 6: Final answer
    x = 9,101.11

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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.