Home / 105,936.92-146,193.81-58,191.33

Finding the Fourth Proportional to 105,936.92, 146,193.81 and 58,191.33

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Solution

The fourth proportional to 105,936.92, 146,193.81 and 58,191.33 is: 80,304.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,936.92 : 146,193.81 = 58,191.33 : x
  2. Step 2: Convert to fraction form
    105,936.92/146,193.81 = 58,191.33/x
  3. Step 3: Cross multiply
    105,936.92x = 146,193.81 × 58,191.33
  4. Step 4: Simplify right side
    105,936.92x = 8,507,212,241.67
  5. Step 5: Solve for x
    x = 8,507,212,241.67/105,936.92
  6. Step 6: Final answer
    x = 80,304.51

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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.