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Finding the Fourth Proportional to 88,940.70, 133,410.31 and 36,313.27

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Solution

The fourth proportional to 88,940.70, 133,410.31 and 36,313.27 is: 54,469.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,940.70 : 133,410.31 = 36,313.27 : x
  2. Step 2: Convert to fraction form
    88,940.70/133,410.31 = 36,313.27/x
  3. Step 3: Cross multiply
    88,940.70x = 133,410.31 × 36,313.27
  4. Step 4: Simplify right side
    88,940.70x = 4,844,564,183.50
  5. Step 5: Solve for x
    x = 4,844,564,183.50/88,940.70
  6. Step 6: Final answer
    x = 54,469.60

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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.