Home / 106,260.74-146,640.78-58,515.80

Finding the Fourth Proportional to 106,260.74, 146,640.78 and 58,515.80

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Solution

The fourth proportional to 106,260.74, 146,640.78 and 58,515.80 is: 80,752.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,260.74 : 146,640.78 = 58,515.80 : x
  2. Step 2: Convert to fraction form
    106,260.74/146,640.78 = 58,515.80/x
  3. Step 3: Cross multiply
    106,260.74x = 146,640.78 × 58,515.80
  4. Step 4: Simplify right side
    106,260.74x = 8,580,802,554.32
  5. Step 5: Solve for x
    x = 8,580,802,554.32/106,260.74
  6. Step 6: Final answer
    x = 80,752.33

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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.