Home / 196,824.27-271,748.25-151,422.15

Finding the Fourth Proportional to 196,824.27, 271,748.25 and 151,422.15

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Solution

The fourth proportional to 196,824.27, 271,748.25 and 151,422.15 is: 209,063.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,824.27 : 271,748.25 = 151,422.15 : x
  2. Step 2: Convert to fraction form
    196,824.27/271,748.25 = 151,422.15/x
  3. Step 3: Cross multiply
    196,824.27x = 271,748.25 × 151,422.15
  4. Step 4: Simplify right side
    196,824.27x = 41,148,704,273.74
  5. Step 5: Solve for x
    x = 41,148,704,273.74/196,824.27
  6. Step 6: Final answer
    x = 209,063.16

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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.