Home / 106,123.14-146,447.55-58,375.44

Finding the Fourth Proportional to 106,123.14, 146,447.55 and 58,375.44

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Solution

The fourth proportional to 106,123.14, 146,447.55 and 58,375.44 is: 80,556.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,123.14 : 146,447.55 = 58,375.44 : x
  2. Step 2: Convert to fraction form
    106,123.14/146,447.55 = 58,375.44/x
  3. Step 3: Cross multiply
    106,123.14x = 146,447.55 × 58,375.44
  4. Step 4: Simplify right side
    106,123.14x = 8,548,940,168.17
  5. Step 5: Solve for x
    x = 8,548,940,168.17/106,123.14
  6. Step 6: Final answer
    x = 80,556.80

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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.