Home / 214,960.88-296,670-130,076.08

Finding the Fourth Proportional to 214,960.88, 296,670 and 130,076.08

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Solution

The fourth proportional to 214,960.88, 296,670 and 130,076.08 is: 179,519.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,960.88 : 296,670 = 130,076.08 : x
  2. Step 2: Convert to fraction form
    214,960.88/296,670 = 130,076.08/x
  3. Step 3: Cross multiply
    214,960.88x = 296,670 × 130,076.08
  4. Step 4: Simplify right side
    214,960.88x = 38,589,670,653.60
  5. Step 5: Solve for x
    x = 38,589,670,653.60/214,960.88
  6. Step 6: Final answer
    x = 179,519.50

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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.