Home / 54,469.64-81,687.18-17,525

Finding the Fourth Proportional to 54,469.64, 81,687.18 and 17,525

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Solution

The fourth proportional to 54,469.64, 81,687.18 and 17,525 is: 26,281.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,469.64 : 81,687.18 = 17,525 : x
  2. Step 2: Convert to fraction form
    54,469.64/81,687.18 = 17,525/x
  3. Step 3: Cross multiply
    54,469.64x = 81,687.18 × 17,525
  4. Step 4: Simplify right side
    54,469.64x = 1,431,567,829.50
  5. Step 5: Solve for x
    x = 1,431,567,829.50/54,469.64
  6. Step 6: Final answer
    x = 26,281.94

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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.