Home / 187,970.52-259,375.33-107,403.27

Finding the Fourth Proportional to 187,970.52, 259,375.33 and 107,403.27

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Solution

The fourth proportional to 187,970.52, 259,375.33 and 107,403.27 is: 148,202.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,970.52 : 259,375.33 = 107,403.27 : x
  2. Step 2: Convert to fraction form
    187,970.52/259,375.33 = 107,403.27/x
  3. Step 3: Cross multiply
    187,970.52x = 259,375.33 × 107,403.27
  4. Step 4: Simplify right side
    187,970.52x = 27,857,757,760.93
  5. Step 5: Solve for x
    x = 27,857,757,760.93/187,970.52
  6. Step 6: Final answer
    x = 148,202.80

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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.