Home / 187,163.57-258,255.87-106,592.60

Finding the Fourth Proportional to 187,163.57, 258,255.87 and 106,592.60

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Solution

The fourth proportional to 187,163.57, 258,255.87 and 106,592.60 is: 147,080.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,163.57 : 258,255.87 = 106,592.60 : x
  2. Step 2: Convert to fraction form
    187,163.57/258,255.87 = 106,592.60/x
  3. Step 3: Cross multiply
    187,163.57x = 258,255.87 × 106,592.60
  4. Step 4: Simplify right side
    187,163.57x = 27,528,164,648.56
  5. Step 5: Solve for x
    x = 27,528,164,648.56/187,163.57
  6. Step 6: Final answer
    x = 147,080.78

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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.