Home / 187,092.88-258,182.40-106,531.90

Finding the Fourth Proportional to 187,092.88, 258,182.40 and 106,531.90

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Solution

The fourth proportional to 187,092.88, 258,182.40 and 106,531.90 is: 147,010.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,092.88 : 258,182.40 = 106,531.90 : x
  2. Step 2: Convert to fraction form
    187,092.88/258,182.40 = 106,531.90/x
  3. Step 3: Cross multiply
    187,092.88x = 258,182.40 × 106,531.90
  4. Step 4: Simplify right side
    187,092.88x = 27,504,661,372.60
  5. Step 5: Solve for x
    x = 27,504,661,372.60/187,092.88
  6. Step 6: Final answer
    x = 147,010.73

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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.