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Finding the Fourth Proportional to 18,017.82, 24,888.60 and 14,494.32

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Solution

The fourth proportional to 18,017.82, 24,888.60 and 14,494.32 is: 20,021.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,017.82 : 24,888.60 = 14,494.32 : x
  2. Step 2: Convert to fraction form
    18,017.82/24,888.60 = 14,494.32/x
  3. Step 3: Cross multiply
    18,017.82x = 24,888.60 × 14,494.32
  4. Step 4: Simplify right side
    18,017.82x = 360,743,332.75
  5. Step 5: Solve for x
    x = 360,743,332.75/18,017.82
  6. Step 6: Final answer
    x = 20,021.48

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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.