Home / 106,201.41-146,556.78-58,453.74

Finding the Fourth Proportional to 106,201.41, 146,556.78 and 58,453.74

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Solution

The fourth proportional to 106,201.41, 146,556.78 and 58,453.74 is: 80,665.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,201.41 : 146,556.78 = 58,453.74 : x
  2. Step 2: Convert to fraction form
    106,201.41/146,556.78 = 58,453.74/x
  3. Step 3: Cross multiply
    106,201.41x = 146,556.78 × 58,453.74
  4. Step 4: Simplify right side
    106,201.41x = 8,566,791,913.36
  5. Step 5: Solve for x
    x = 8,566,791,913.36/106,201.41
  6. Step 6: Final answer
    x = 80,665.52

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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.