Home / 187,717.98-259,053.75-102,829.44

Finding the Fourth Proportional to 187,717.98, 259,053.75 and 102,829.44

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Solution

The fourth proportional to 187,717.98, 259,053.75 and 102,829.44 is: 141,906.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,717.98 : 259,053.75 = 102,829.44 : x
  2. Step 2: Convert to fraction form
    187,717.98/259,053.75 = 102,829.44/x
  3. Step 3: Cross multiply
    187,717.98x = 259,053.75 × 102,829.44
  4. Step 4: Simplify right side
    187,717.98x = 26,638,352,042.40
  5. Step 5: Solve for x
    x = 26,638,352,042.40/187,717.98
  6. Step 6: Final answer
    x = 141,906.24

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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.