Home / 106,395.88-146,825.32-57,997.80

Finding the Fourth Proportional to 106,395.88, 146,825.32 and 57,997.80

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Solution

The fourth proportional to 106,395.88, 146,825.32 and 57,997.80 is: 80,036.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,395.88 : 146,825.32 = 57,997.80 : x
  2. Step 2: Convert to fraction form
    106,395.88/146,825.32 = 57,997.80/x
  3. Step 3: Cross multiply
    106,395.88x = 146,825.32 × 57,997.80
  4. Step 4: Simplify right side
    106,395.88x = 8,515,545,544.30
  5. Step 5: Solve for x
    x = 8,515,545,544.30/106,395.88
  6. Step 6: Final answer
    x = 80,036.42

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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.