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Finding the Fourth Proportional to 54,006.84, 81,015.84 and 16,566.48

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Solution

The fourth proportional to 54,006.84, 81,015.84 and 16,566.48 is: 24,851.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,006.84 : 81,015.84 = 16,566.48 : x
  2. Step 2: Convert to fraction form
    54,006.84/81,015.84 = 16,566.48/x
  3. Step 3: Cross multiply
    54,006.84x = 81,015.84 × 16,566.48
  4. Step 4: Simplify right side
    54,006.84x = 1,342,147,293.04
  5. Step 5: Solve for x
    x = 1,342,147,293.04/54,006.84
  6. Step 6: Final answer
    x = 24,851.43

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1.5x scale

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.