Home / 54,612.74-81,919.04-17,176.10

Finding the Fourth Proportional to 54,612.74, 81,919.04 and 17,176.10

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Solution

The fourth proportional to 54,612.74, 81,919.04 and 17,176.10 is: 25,764.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,612.74 : 81,919.04 = 17,176.10 : x
  2. Step 2: Convert to fraction form
    54,612.74/81,919.04 = 17,176.10/x
  3. Step 3: Cross multiply
    54,612.74x = 81,919.04 × 17,176.10
  4. Step 4: Simplify right side
    54,612.74x = 1,407,049,622.94
  5. Step 5: Solve for x
    x = 1,407,049,622.94/54,612.74
  6. Step 6: Final answer
    x = 25,764.13

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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.