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Finding the Fourth Proportional to 63,652.16, 87,759.24 and 45,524.72

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Solution

The fourth proportional to 63,652.16, 87,759.24 and 45,524.72 is: 62,766.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,652.16 : 87,759.24 = 45,524.72 : x
  2. Step 2: Convert to fraction form
    63,652.16/87,759.24 = 45,524.72/x
  3. Step 3: Cross multiply
    63,652.16x = 87,759.24 × 45,524.72
  4. Step 4: Simplify right side
    63,652.16x = 3,995,214,828.41
  5. Step 5: Solve for x
    x = 3,995,214,828.41/63,652.16
  6. Step 6: Final answer
    x = 62,766.37

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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.