Home / 235,013.94-324,321.57-127,584.86

Finding the Fourth Proportional to 235,013.94, 324,321.57 and 127,584.86

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Solution

The fourth proportional to 235,013.94, 324,321.57 and 127,584.86 is: 176,068.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,013.94 : 324,321.57 = 127,584.86 : x
  2. Step 2: Convert to fraction form
    235,013.94/324,321.57 = 127,584.86/x
  3. Step 3: Cross multiply
    235,013.94x = 324,321.57 × 127,584.86
  4. Step 4: Simplify right side
    235,013.94x = 41,378,520,481.82
  5. Step 5: Solve for x
    x = 41,378,520,481.82/235,013.94
  6. Step 6: Final answer
    x = 176,068.37

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1.5x scale

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.