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Finding the Fourth Proportional to 50,480.70, 69,660.56 and 30,333.84

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Solution

The fourth proportional to 50,480.70, 69,660.56 and 30,333.84 is: 41,859.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,480.70 : 69,660.56 = 30,333.84 : x
  2. Step 2: Convert to fraction form
    50,480.70/69,660.56 = 30,333.84/x
  3. Step 3: Cross multiply
    50,480.70x = 69,660.56 × 30,333.84
  4. Step 4: Simplify right side
    50,480.70x = 2,113,072,281.35
  5. Step 5: Solve for x
    x = 2,113,072,281.35/50,480.70
  6. Step 6: Final answer
    x = 41,859.01

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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.