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Finding the Fourth Proportional to 23,205.64, 32,020.50 and 13,777.96

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Solution

The fourth proportional to 23,205.64, 32,020.50 and 13,777.96 is: 19,011.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,205.64 : 32,020.50 = 13,777.96 : x
  2. Step 2: Convert to fraction form
    23,205.64/32,020.50 = 13,777.96/x
  3. Step 3: Cross multiply
    23,205.64x = 32,020.50 × 13,777.96
  4. Step 4: Simplify right side
    23,205.64x = 441,177,168.18
  5. Step 5: Solve for x
    x = 441,177,168.18/23,205.64
  6. Step 6: Final answer
    x = 19,011.64

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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.