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Finding the Fourth Proportional to 50,715.90, 76,073.85 and 44,883.90

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Solution

The fourth proportional to 50,715.90, 76,073.85 and 44,883.90 is: 67,325.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,715.90 : 76,073.85 = 44,883.90 : x
  2. Step 2: Convert to fraction form
    50,715.90/76,073.85 = 44,883.90/x
  3. Step 3: Cross multiply
    50,715.90x = 76,073.85 × 44,883.90
  4. Step 4: Simplify right side
    50,715.90x = 3,414,491,076.02
  5. Step 5: Solve for x
    x = 3,414,491,076.02/50,715.90
  6. Step 6: Final answer
    x = 67,325.85

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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.