Home / 106,433.97-146,871.36-58,686.30

Finding the Fourth Proportional to 106,433.97, 146,871.36 and 58,686.30

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Solution

The fourth proportional to 106,433.97, 146,871.36 and 58,686.30 is: 80,982.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,433.97 : 146,871.36 = 58,686.30 : x
  2. Step 2: Convert to fraction form
    106,433.97/146,871.36 = 58,686.30/x
  3. Step 3: Cross multiply
    106,433.97x = 146,871.36 × 58,686.30
  4. Step 4: Simplify right side
    106,433.97x = 8,619,335,960.01
  5. Step 5: Solve for x
    x = 8,619,335,960.01/106,433.97
  6. Step 6: Final answer
    x = 80,982.95

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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.