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Finding the Fourth Proportional to 63,502.02, 87,629.85 and 36,653.22

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Solution

The fourth proportional to 63,502.02, 87,629.85 and 36,653.22 is: 50,579.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,502.02 : 87,629.85 = 36,653.22 : x
  2. Step 2: Convert to fraction form
    63,502.02/87,629.85 = 36,653.22/x
  3. Step 3: Cross multiply
    63,502.02x = 87,629.85 × 36,653.22
  4. Step 4: Simplify right side
    63,502.02x = 3,211,916,170.62
  5. Step 5: Solve for x
    x = 3,211,916,170.62/63,502.02
  6. Step 6: Final answer
    x = 50,579.75

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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.