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Finding the Fourth Proportional to 50,700.72, 69,991.44 and 33,733.20

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Solution

The fourth proportional to 50,700.72, 69,991.44 and 33,733.20 is: 46,568.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,700.72 : 69,991.44 = 33,733.20 : x
  2. Step 2: Convert to fraction form
    50,700.72/69,991.44 = 33,733.20/x
  3. Step 3: Cross multiply
    50,700.72x = 69,991.44 × 33,733.20
  4. Step 4: Simplify right side
    50,700.72x = 2,361,035,243.81
  5. Step 5: Solve for x
    x = 2,361,035,243.81/50,700.72
  6. Step 6: Final answer
    x = 46,568.08

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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.