Home / 106,401.62-146,835.26-58,656.68

Finding the Fourth Proportional to 106,401.62, 146,835.26 and 58,656.68

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Solution

The fourth proportional to 106,401.62, 146,835.26 and 58,656.68 is: 80,946.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,401.62 : 146,835.26 = 58,656.68 : x
  2. Step 2: Convert to fraction form
    106,401.62/146,835.26 = 58,656.68/x
  3. Step 3: Cross multiply
    106,401.62x = 146,835.26 × 58,656.68
  4. Step 4: Simplify right side
    106,401.62x = 8,612,868,858.54
  5. Step 5: Solve for x
    x = 8,612,868,858.54/106,401.62
  6. Step 6: Final answer
    x = 80,946.78

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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.