Home / 54,066.56-81,073.08-16,617.68

Finding the Fourth Proportional to 54,066.56, 81,073.08 and 16,617.68

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Solution

The fourth proportional to 54,066.56, 81,073.08 and 16,617.68 is: 24,918.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,066.56 : 81,073.08 = 16,617.68 : x
  2. Step 2: Convert to fraction form
    54,066.56/81,073.08 = 16,617.68/x
  3. Step 3: Cross multiply
    54,066.56x = 81,073.08 × 16,617.68
  4. Step 4: Simplify right side
    54,066.56x = 1,347,246,500.05
  5. Step 5: Solve for x
    x = 1,347,246,500.05/54,066.56
  6. Step 6: Final answer
    x = 24,918.30

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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.