Home / 54,395.64-81,576.18-17,451

Finding the Fourth Proportional to 54,395.64, 81,576.18 and 17,451

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Solution

The fourth proportional to 54,395.64, 81,576.18 and 17,451 is: 26,170.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,395.64 : 81,576.18 = 17,451 : x
  2. Step 2: Convert to fraction form
    54,395.64/81,576.18 = 17,451/x
  3. Step 3: Cross multiply
    54,395.64x = 81,576.18 × 17,451
  4. Step 4: Simplify right side
    54,395.64x = 1,423,585,917.18
  5. Step 5: Solve for x
    x = 1,423,585,917.18/54,395.64
  6. Step 6: Final answer
    x = 26,170.96

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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.