Home / 187,180.86-258,232.35-136,081.59

Finding the Fourth Proportional to 187,180.86, 258,232.35 and 136,081.59

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Solution

The fourth proportional to 187,180.86, 258,232.35 and 136,081.59 is: 187,736.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,180.86 : 258,232.35 = 136,081.59 : x
  2. Step 2: Convert to fraction form
    187,180.86/258,232.35 = 136,081.59/x
  3. Step 3: Cross multiply
    187,180.86x = 258,232.35 × 136,081.59
  4. Step 4: Simplify right side
    187,180.86x = 35,140,668,777.44
  5. Step 5: Solve for x
    x = 35,140,668,777.44/187,180.86
  6. Step 6: Final answer
    x = 187,736.44

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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.