Home / 106,367.30-146,786.88-57,969.25

Finding the Fourth Proportional to 106,367.30, 146,786.88 and 57,969.25

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Solution

The fourth proportional to 106,367.30, 146,786.88 and 57,969.25 is: 79,997.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,367.30 : 146,786.88 = 57,969.25 : x
  2. Step 2: Convert to fraction form
    106,367.30/146,786.88 = 57,969.25/x
  3. Step 3: Cross multiply
    106,367.30x = 146,786.88 × 57,969.25
  4. Step 4: Simplify right side
    106,367.30x = 8,509,125,343.44
  5. Step 5: Solve for x
    x = 8,509,125,343.44/106,367.30
  6. Step 6: Final answer
    x = 79,997.57

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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.