Home / 235,340.37-324,771.89-127,910.66

Finding the Fourth Proportional to 235,340.37, 324,771.89 and 127,910.66

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Solution

The fourth proportional to 235,340.37, 324,771.89 and 127,910.66 is: 176,517.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,340.37 : 324,771.89 = 127,910.66 : x
  2. Step 2: Convert to fraction form
    235,340.37/324,771.89 = 127,910.66/x
  3. Step 3: Cross multiply
    235,340.37x = 324,771.89 × 127,910.66
  4. Step 4: Simplify right side
    235,340.37x = 41,541,784,535.93
  5. Step 5: Solve for x
    x = 41,541,784,535.93/235,340.37
  6. Step 6: Final answer
    x = 176,517.89

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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.