Home / 274,824.39-379,171.58-153,949.35

Finding the Fourth Proportional to 274,824.39, 379,171.58 and 153,949.35

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Solution

The fourth proportional to 274,824.39, 379,171.58 and 153,949.35 is: 212,401.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,824.39 : 379,171.58 = 153,949.35 : x
  2. Step 2: Convert to fraction form
    274,824.39/379,171.58 = 153,949.35/x
  3. Step 3: Cross multiply
    274,824.39x = 379,171.58 × 153,949.35
  4. Step 4: Simplify right side
    274,824.39x = 58,373,217,509.73
  5. Step 5: Solve for x
    x = 58,373,217,509.73/274,824.39
  6. Step 6: Final answer
    x = 212,401.88

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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.