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Finding the Fourth Proportional to 14,852.79, 20,494.04 and 9,188.19

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Solution

The fourth proportional to 14,852.79, 20,494.04 and 9,188.19 is: 12,677.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,852.79 : 20,494.04 = 9,188.19 : x
  2. Step 2: Convert to fraction form
    14,852.79/20,494.04 = 9,188.19/x
  3. Step 3: Cross multiply
    14,852.79x = 20,494.04 × 9,188.19
  4. Step 4: Simplify right side
    14,852.79x = 188,303,087.45
  5. Step 5: Solve for x
    x = 188,303,087.45/14,852.79
  6. Step 6: Final answer
    x = 12,677.96

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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.