Home / 54,089.92-81,142.62-16,653.16

Finding the Fourth Proportional to 54,089.92, 81,142.62 and 16,653.16

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Solution

The fourth proportional to 54,089.92, 81,142.62 and 16,653.16 is: 24,982.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,089.92 : 81,142.62 = 16,653.16 : x
  2. Step 2: Convert to fraction form
    54,089.92/81,142.62 = 16,653.16/x
  3. Step 3: Cross multiply
    54,089.92x = 81,142.62 × 16,653.16
  4. Step 4: Simplify right side
    54,089.92x = 1,351,281,033.68
  5. Step 5: Solve for x
    x = 1,351,281,033.68/54,089.92
  6. Step 6: Final answer
    x = 24,982.12

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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.