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Finding the Fourth Proportional to 13,754.88, 20,595.34 and 11,319.12

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Solution

The fourth proportional to 13,754.88, 20,595.34 and 11,319.12 is: 16,948.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,754.88 : 20,595.34 = 11,319.12 : x
  2. Step 2: Convert to fraction form
    13,754.88/20,595.34 = 11,319.12/x
  3. Step 3: Cross multiply
    13,754.88x = 20,595.34 × 11,319.12
  4. Step 4: Simplify right side
    13,754.88x = 233,121,124.90
  5. Step 5: Solve for x
    x = 233,121,124.90/13,754.88
  6. Step 6: Final answer
    x = 16,948.25

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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.