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Finding the Fourth Proportional to 18,584.56, 27,877.04 and 14,881.96

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Solution

The fourth proportional to 18,584.56, 27,877.04 and 14,881.96 is: 22,323.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,584.56 : 27,877.04 = 14,881.96 : x
  2. Step 2: Convert to fraction form
    18,584.56/27,877.04 = 14,881.96/x
  3. Step 3: Cross multiply
    18,584.56x = 27,877.04 × 14,881.96
  4. Step 4: Simplify right side
    18,584.56x = 414,864,994.20
  5. Step 5: Solve for x
    x = 414,864,994.20/18,584.56
  6. Step 6: Final answer
    x = 22,323.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.