Home / 214,861.59-296,305.76-141,143.88

Finding the Fourth Proportional to 214,861.59, 296,305.76 and 141,143.88

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Solution

The fourth proportional to 214,861.59, 296,305.76 and 141,143.88 is: 194,645.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,861.59 : 296,305.76 = 141,143.88 : x
  2. Step 2: Convert to fraction form
    214,861.59/296,305.76 = 141,143.88/x
  3. Step 3: Cross multiply
    214,861.59x = 296,305.76 × 141,143.88
  4. Step 4: Simplify right side
    214,861.59x = 41,821,743,927.03
  5. Step 5: Solve for x
    x = 41,821,743,927.03/214,861.59
  6. Step 6: Final answer
    x = 194,645.05

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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.