Home / 187,845.53-259,231.34-102,967.25

Finding the Fourth Proportional to 187,845.53, 259,231.34 and 102,967.25

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Solution

The fourth proportional to 187,845.53, 259,231.34 and 102,967.25 is: 142,097.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,845.53 : 259,231.34 = 102,967.25 : x
  2. Step 2: Convert to fraction form
    187,845.53/259,231.34 = 102,967.25/x
  3. Step 3: Cross multiply
    187,845.53x = 259,231.34 × 102,967.25
  4. Step 4: Simplify right side
    187,845.53x = 26,692,337,678.78
  5. Step 5: Solve for x
    x = 26,692,337,678.78/187,845.53
  6. Step 6: Final answer
    x = 142,097.27

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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.