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Finding the Fourth Proportional to 14,093.19, 19,435.19 and 8,427.02

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Solution

The fourth proportional to 14,093.19, 19,435.19 and 8,427.02 is: 11,621.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,093.19 : 19,435.19 = 8,427.02 : x
  2. Step 2: Convert to fraction form
    14,093.19/19,435.19 = 8,427.02/x
  3. Step 3: Cross multiply
    14,093.19x = 19,435.19 × 8,427.02
  4. Step 4: Simplify right side
    14,093.19x = 163,780,741.29
  5. Step 5: Solve for x
    x = 163,780,741.29/14,093.19
  6. Step 6: Final answer
    x = 11,621.27

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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.