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Finding the Fourth Proportional to 54,096.64, 81,154.22 and 16,655.97

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Solution

The fourth proportional to 54,096.64, 81,154.22 and 16,655.97 is: 24,986.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,096.64 : 81,154.22 = 16,655.97 : x
  2. Step 2: Convert to fraction form
    54,096.64/81,154.22 = 16,655.97/x
  3. Step 3: Cross multiply
    54,096.64x = 81,154.22 × 16,655.97
  4. Step 4: Simplify right side
    54,096.64x = 1,351,702,253.69
  5. Step 5: Solve for x
    x = 1,351,702,253.69/54,096.64
  6. Step 6: Final answer
    x = 24,986.81

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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.