Home / 272,677.24-408,819.02-114,819.56

Finding the Fourth Proportional to 272,677.24, 408,819.02 and 114,819.56

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Solution

The fourth proportional to 272,677.24, 408,819.02 and 114,819.56 is: 172,146.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,677.24 : 408,819.02 = 114,819.56 : x
  2. Step 2: Convert to fraction form
    272,677.24/408,819.02 = 114,819.56/x
  3. Step 3: Cross multiply
    272,677.24x = 408,819.02 × 114,819.56
  4. Step 4: Simplify right side
    272,677.24x = 46,940,419,996.03
  5. Step 5: Solve for x
    x = 46,940,419,996.03/272,677.24
  6. Step 6: Final answer
    x = 172,146.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.