Home / 172,834.69-259,252.04-54,515.26

Finding the Fourth Proportional to 172,834.69, 259,252.04 and 54,515.26

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Solution

The fourth proportional to 172,834.69, 259,252.04 and 54,515.26 is: 81,772.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,834.69 : 259,252.04 = 54,515.26 : x
  2. Step 2: Convert to fraction form
    172,834.69/259,252.04 = 54,515.26/x
  3. Step 3: Cross multiply
    172,834.69x = 259,252.04 × 54,515.26
  4. Step 4: Simplify right side
    172,834.69x = 14,133,190,797.29
  5. Step 5: Solve for x
    x = 14,133,190,797.29/172,834.69
  6. Step 6: Final answer
    x = 81,772.88

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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.