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Finding the Fourth Proportional to 63,455.81, 87,563.43 and 36,600.39

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Solution

The fourth proportional to 63,455.81, 87,563.43 and 36,600.39 is: 50,505.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,455.81 : 87,563.43 = 36,600.39 : x
  2. Step 2: Convert to fraction form
    63,455.81/87,563.43 = 36,600.39/x
  3. Step 3: Cross multiply
    63,455.81x = 87,563.43 × 36,600.39
  4. Step 4: Simplify right side
    63,455.81x = 3,204,855,687.74
  5. Step 5: Solve for x
    x = 3,204,855,687.74/63,455.81
  6. Step 6: Final answer
    x = 50,505.32

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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.