Home / 106,019.92-146,304.60-58,273.28

Finding the Fourth Proportional to 106,019.92, 146,304.60 and 58,273.28

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Solution

The fourth proportional to 106,019.92, 146,304.60 and 58,273.28 is: 80,415.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,019.92 : 146,304.60 = 58,273.28 : x
  2. Step 2: Convert to fraction form
    106,019.92/146,304.60 = 58,273.28/x
  3. Step 3: Cross multiply
    106,019.92x = 146,304.60 × 58,273.28
  4. Step 4: Simplify right side
    106,019.92x = 8,525,648,921.09
  5. Step 5: Solve for x
    x = 8,525,648,921.09/106,019.92
  6. Step 6: Final answer
    x = 80,415.54

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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.