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Finding the Fourth Proportional to 63,504.37, 87,635.31 and 36,646.30

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Solution

The fourth proportional to 63,504.37, 87,635.31 and 36,646.30 is: 50,571.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,504.37 : 87,635.31 = 36,646.30 : x
  2. Step 2: Convert to fraction form
    63,504.37/87,635.31 = 36,646.30/x
  3. Step 3: Cross multiply
    63,504.37x = 87,635.31 × 36,646.30
  4. Step 4: Simplify right side
    63,504.37x = 3,211,510,059.28
  5. Step 5: Solve for x
    x = 3,211,510,059.28/63,504.37
  6. Step 6: Final answer
    x = 50,571.48

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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.