Home / 239,086.44-329,940.24-143,594.76

Finding the Fourth Proportional to 239,086.44, 329,940.24 and 143,594.76

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Solution

The fourth proportional to 239,086.44, 329,940.24 and 143,594.76 is: 198,161.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,086.44 : 329,940.24 = 143,594.76 : x
  2. Step 2: Convert to fraction form
    239,086.44/329,940.24 = 143,594.76/x
  3. Step 3: Cross multiply
    239,086.44x = 329,940.24 × 143,594.76
  4. Step 4: Simplify right side
    239,086.44x = 47,377,689,577.14
  5. Step 5: Solve for x
    x = 47,377,689,577.14/239,086.44
  6. Step 6: Final answer
    x = 198,161.34

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1.5x scale

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.