Home / 54,262.72-81,396.24-16,826.72

Finding the Fourth Proportional to 54,262.72, 81,396.24 and 16,826.72

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Solution

The fourth proportional to 54,262.72, 81,396.24 and 16,826.72 is: 25,240.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,262.72 : 81,396.24 = 16,826.72 : x
  2. Step 2: Convert to fraction form
    54,262.72/81,396.24 = 16,826.72/x
  3. Step 3: Cross multiply
    54,262.72x = 81,396.24 × 16,826.72
  4. Step 4: Simplify right side
    54,262.72x = 1,369,631,739.53
  5. Step 5: Solve for x
    x = 1,369,631,739.53/54,262.72
  6. Step 6: Final answer
    x = 25,240.75

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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.