Home / 313,004.08-431,955.41-177,035.37

Finding the Fourth Proportional to 313,004.08, 431,955.41 and 177,035.37

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Solution

The fourth proportional to 313,004.08, 431,955.41 and 177,035.37 is: 244,314.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,004.08 : 431,955.41 = 177,035.37 : x
  2. Step 2: Convert to fraction form
    313,004.08/431,955.41 = 177,035.37/x
  3. Step 3: Cross multiply
    313,004.08x = 431,955.41 × 177,035.37
  4. Step 4: Simplify right side
    313,004.08x = 76,471,385,832.85
  5. Step 5: Solve for x
    x = 76,471,385,832.85/313,004.08
  6. Step 6: Final answer
    x = 244,314.34

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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.