Home / 227,916.45-341,933.79-121,212.67

Finding the Fourth Proportional to 227,916.45, 341,933.79 and 121,212.67

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Solution

The fourth proportional to 227,916.45, 341,933.79 and 121,212.67 is: 181,850.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,916.45 : 341,933.79 = 121,212.67 : x
  2. Step 2: Convert to fraction form
    227,916.45/341,933.79 = 121,212.67/x
  3. Step 3: Cross multiply
    227,916.45x = 341,933.79 × 121,212.67
  4. Step 4: Simplify right side
    227,916.45x = 41,446,707,649.12
  5. Step 5: Solve for x
    x = 41,446,707,649.12/227,916.45
  6. Step 6: Final answer
    x = 181,850.44

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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.