Home / 316,481.04-436,744.40-173,249.85

Finding the Fourth Proportional to 316,481.04, 436,744.40 and 173,249.85

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Solution

The fourth proportional to 316,481.04, 436,744.40 and 173,249.85 is: 239,085.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,481.04 : 436,744.40 = 173,249.85 : x
  2. Step 2: Convert to fraction form
    316,481.04/436,744.40 = 173,249.85/x
  3. Step 3: Cross multiply
    316,481.04x = 436,744.40 × 173,249.85
  4. Step 4: Simplify right side
    316,481.04x = 75,665,901,788.34
  5. Step 5: Solve for x
    x = 75,665,901,788.34/316,481.04
  6. Step 6: Final answer
    x = 239,085.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.