Home / 313,930.41-433,212.03-170,690.57

Finding the Fourth Proportional to 313,930.41, 433,212.03 and 170,690.57

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Solution

The fourth proportional to 313,930.41, 433,212.03 and 170,690.57 is: 235,546.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,930.41 : 433,212.03 = 170,690.57 : x
  2. Step 2: Convert to fraction form
    313,930.41/433,212.03 = 170,690.57/x
  3. Step 3: Cross multiply
    313,930.41x = 433,212.03 × 170,690.57
  4. Step 4: Simplify right side
    313,930.41x = 73,945,208,331.56
  5. Step 5: Solve for x
    x = 73,945,208,331.56/313,930.41
  6. Step 6: Final answer
    x = 235,546.50

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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.