Home / 172,682.24-259,057.92-54,371.84

Finding the Fourth Proportional to 172,682.24, 259,057.92 and 54,371.84

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Solution

The fourth proportional to 172,682.24, 259,057.92 and 54,371.84 is: 81,568.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,682.24 : 259,057.92 = 54,371.84 : x
  2. Step 2: Convert to fraction form
    172,682.24/259,057.92 = 54,371.84/x
  3. Step 3: Cross multiply
    172,682.24x = 259,057.92 × 54,371.84
  4. Step 4: Simplify right side
    172,682.24x = 14,085,455,776.97
  5. Step 5: Solve for x
    x = 14,085,455,776.97/172,682.24
  6. Step 6: Final answer
    x = 81,568.64

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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.