Home / 106,220.43-146,584.22-58,473.78

Finding the Fourth Proportional to 106,220.43, 146,584.22 and 58,473.78

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Solution

The fourth proportional to 106,220.43, 146,584.22 and 58,473.78 is: 80,693.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,220.43 : 146,584.22 = 58,473.78 : x
  2. Step 2: Convert to fraction form
    106,220.43/146,584.22 = 58,473.78/x
  3. Step 3: Cross multiply
    106,220.43x = 146,584.22 × 58,473.78
  4. Step 4: Simplify right side
    106,220.43x = 8,571,333,414.23
  5. Step 5: Solve for x
    x = 8,571,333,414.23/106,220.43
  6. Step 6: Final answer
    x = 80,693.83

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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.