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Finding the Fourth Proportional to 19,585.70, 27,028.42 and 10,633.28

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Solution

The fourth proportional to 19,585.70, 27,028.42 and 10,633.28 is: 14,674.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,585.70 : 27,028.42 = 10,633.28 : x
  2. Step 2: Convert to fraction form
    19,585.70/27,028.42 = 10,633.28/x
  3. Step 3: Cross multiply
    19,585.70x = 27,028.42 × 10,633.28
  4. Step 4: Simplify right side
    19,585.70x = 287,400,757.82
  5. Step 5: Solve for x
    x = 287,400,757.82/19,585.70
  6. Step 6: Final answer
    x = 14,674.01

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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.