Home / 106,481.35-146,943.30-58,735.09

Finding the Fourth Proportional to 106,481.35, 146,943.30 and 58,735.09

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Solution

The fourth proportional to 106,481.35, 146,943.30 and 58,735.09 is: 81,053.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,481.35 : 146,943.30 = 58,735.09 : x
  2. Step 2: Convert to fraction form
    106,481.35/146,943.30 = 58,735.09/x
  3. Step 3: Cross multiply
    106,481.35x = 146,943.30 × 58,735.09
  4. Step 4: Simplify right side
    106,481.35x = 8,630,727,950.40
  5. Step 5: Solve for x
    x = 8,630,727,950.40/106,481.35
  6. Step 6: Final answer
    x = 81,053.89

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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.