Home / 106,220.34-146,583.27-58,474.50

Finding the Fourth Proportional to 106,220.34, 146,583.27 and 58,474.50

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Solution

The fourth proportional to 106,220.34, 146,583.27 and 58,474.50 is: 80,694.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,220.34 : 146,583.27 = 58,474.50 : x
  2. Step 2: Convert to fraction form
    106,220.34/146,583.27 = 58,474.50/x
  3. Step 3: Cross multiply
    106,220.34x = 146,583.27 × 58,474.50
  4. Step 4: Simplify right side
    106,220.34x = 8,571,383,421.62
  5. Step 5: Solve for x
    x = 8,571,383,421.62/106,220.34
  6. Step 6: Final answer
    x = 80,694.37

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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.