Home / 106,015.43-146,304.08-58,270.05

Finding the Fourth Proportional to 106,015.43, 146,304.08 and 58,270.05

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Solution

The fourth proportional to 106,015.43, 146,304.08 and 58,270.05 is: 80,414.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,015.43 : 146,304.08 = 58,270.05 : x
  2. Step 2: Convert to fraction form
    106,015.43/146,304.08 = 58,270.05/x
  3. Step 3: Cross multiply
    106,015.43x = 146,304.08 × 58,270.05
  4. Step 4: Simplify right side
    106,015.43x = 8,525,145,765.45
  5. Step 5: Solve for x
    x = 8,525,145,765.45/106,015.43
  6. Step 6: Final answer
    x = 80,414.20

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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.