Home / 196,872.28-271,659.36-110,820.76

Finding the Fourth Proportional to 196,872.28, 271,659.36 and 110,820.76

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Solution

The fourth proportional to 196,872.28, 271,659.36 and 110,820.76 is: 152,918.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,872.28 : 271,659.36 = 110,820.76 : x
  2. Step 2: Convert to fraction form
    196,872.28/271,659.36 = 110,820.76/x
  3. Step 3: Cross multiply
    196,872.28x = 271,659.36 × 110,820.76
  4. Step 4: Simplify right side
    196,872.28x = 30,105,496,736.31
  5. Step 5: Solve for x
    x = 30,105,496,736.31/196,872.28
  6. Step 6: Final answer
    x = 152,918.92

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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.