Home / 54,090.92-81,144.12-16,654.16

Finding the Fourth Proportional to 54,090.92, 81,144.12 and 16,654.16

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Solution

The fourth proportional to 54,090.92, 81,144.12 and 16,654.16 is: 24,983.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,090.92 : 81,144.12 = 16,654.16 : x
  2. Step 2: Convert to fraction form
    54,090.92/81,144.12 = 16,654.16/x
  3. Step 3: Cross multiply
    54,090.92x = 81,144.12 × 16,654.16
  4. Step 4: Simplify right side
    54,090.92x = 1,351,387,157.54
  5. Step 5: Solve for x
    x = 1,351,387,157.54/54,090.92
  6. Step 6: Final answer
    x = 24,983.62

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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.