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Finding the Fourth Proportional to 50,533.76, 69,641.92 and 36,361.92

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Solution

The fourth proportional to 50,533.76, 69,641.92 and 36,361.92 is: 50,111.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,533.76 : 69,641.92 = 36,361.92 : x
  2. Step 2: Convert to fraction form
    50,533.76/69,641.92 = 36,361.92/x
  3. Step 3: Cross multiply
    50,533.76x = 69,641.92 × 36,361.92
  4. Step 4: Simplify right side
    50,533.76x = 2,532,313,923.69
  5. Step 5: Solve for x
    x = 2,532,313,923.69/50,533.76
  6. Step 6: Final answer
    x = 50,111.33

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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.