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Finding the Fourth Proportional to 54,447.36, 81,599.37 and 50,895.90

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Solution

The fourth proportional to 54,447.36, 81,599.37 and 50,895.90 is: 76,276.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,447.36 : 81,599.37 = 50,895.90 : x
  2. Step 2: Convert to fraction form
    54,447.36/81,599.37 = 50,895.90/x
  3. Step 3: Cross multiply
    54,447.36x = 81,599.37 × 50,895.90
  4. Step 4: Simplify right side
    54,447.36x = 4,153,073,375.58
  5. Step 5: Solve for x
    x = 4,153,073,375.58/54,447.36
  6. Step 6: Final answer
    x = 76,276.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.