Home / 557,083.06-835,744.52-172,824.12

Finding the Fourth Proportional to 557,083.06, 835,744.52 and 172,824.12

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Solution

The fourth proportional to 557,083.06, 835,744.52 and 172,824.12 is: 259,273.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,083.06 : 835,744.52 = 172,824.12 : x
  2. Step 2: Convert to fraction form
    557,083.06/835,744.52 = 172,824.12/x
  3. Step 3: Cross multiply
    557,083.06x = 835,744.52 × 172,824.12
  4. Step 4: Simplify right side
    557,083.06x = 144,436,811,645.88
  5. Step 5: Solve for x
    x = 144,436,811,645.88/557,083.06
  6. Step 6: Final answer
    x = 259,273.39

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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.