Home / 167,935.37-231,754.95-103,380.59

Finding the Fourth Proportional to 167,935.37, 231,754.95 and 103,380.59

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Solution

The fourth proportional to 167,935.37, 231,754.95 and 103,380.59 is: 142,667.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,935.37 : 231,754.95 = 103,380.59 : x
  2. Step 2: Convert to fraction form
    167,935.37/231,754.95 = 103,380.59/x
  3. Step 3: Cross multiply
    167,935.37x = 231,754.95 × 103,380.59
  4. Step 4: Simplify right side
    167,935.37x = 23,958,962,307.65
  5. Step 5: Solve for x
    x = 23,958,962,307.65/167,935.37
  6. Step 6: Final answer
    x = 142,667.76

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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.