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Finding the Fourth Proportional to 13,797.52, 19,030.16 and 9,555.68

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Solution

The fourth proportional to 13,797.52, 19,030.16 and 9,555.68 is: 13,179.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,797.52 : 19,030.16 = 9,555.68 : x
  2. Step 2: Convert to fraction form
    13,797.52/19,030.16 = 9,555.68/x
  3. Step 3: Cross multiply
    13,797.52x = 19,030.16 × 9,555.68
  4. Step 4: Simplify right side
    13,797.52x = 181,846,119.31
  5. Step 5: Solve for x
    x = 181,846,119.31/13,797.52
  6. Step 6: Final answer
    x = 13,179.62

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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.