Home / 187,764.97-259,113.95-102,882.04

Finding the Fourth Proportional to 187,764.97, 259,113.95 and 102,882.04

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Solution

The fourth proportional to 187,764.97, 259,113.95 and 102,882.04 is: 141,976.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,764.97 : 259,113.95 = 102,882.04 : x
  2. Step 2: Convert to fraction form
    187,764.97/259,113.95 = 102,882.04/x
  3. Step 3: Cross multiply
    187,764.97x = 259,113.95 × 102,882.04
  4. Step 4: Simplify right side
    187,764.97x = 26,658,171,768.46
  5. Step 5: Solve for x
    x = 26,658,171,768.46/187,764.97
  6. Step 6: Final answer
    x = 141,976.28

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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.