Home / 311,945.34-468,125.55-169,826.46

Finding the Fourth Proportional to 311,945.34, 468,125.55 and 169,826.46

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Solution

The fourth proportional to 311,945.34, 468,125.55 and 169,826.46 is: 254,852.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,945.34 : 468,125.55 = 169,826.46 : x
  2. Step 2: Convert to fraction form
    311,945.34/468,125.55 = 169,826.46/x
  3. Step 3: Cross multiply
    311,945.34x = 468,125.55 × 169,826.46
  4. Step 4: Simplify right side
    311,945.34x = 79,500,104,992.05
  5. Step 5: Solve for x
    x = 79,500,104,992.05/311,945.34
  6. Step 6: Final answer
    x = 254,852.68

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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.