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Finding the Fourth Proportional to 54,141.79, 81,229.08 and 24,551.68

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Solution

The fourth proportional to 54,141.79, 81,229.08 and 24,551.68 is: 36,834.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,141.79 : 81,229.08 = 24,551.68 : x
  2. Step 2: Convert to fraction form
    54,141.79/81,229.08 = 24,551.68/x
  3. Step 3: Cross multiply
    54,141.79x = 81,229.08 × 24,551.68
  4. Step 4: Simplify right side
    54,141.79x = 1,994,310,378.85
  5. Step 5: Solve for x
    x = 1,994,310,378.85/54,141.79
  6. Step 6: Final answer
    x = 36,834.95

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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.