Home / 63,157.23-87,171.59-41,650.85

Finding the Fourth Proportional to 63,157.23, 87,171.59 and 41,650.85

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Solution

The fourth proportional to 63,157.23, 87,171.59 and 41,650.85 is: 57,487.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,157.23 : 87,171.59 = 41,650.85 : x
  2. Step 2: Convert to fraction form
    63,157.23/87,171.59 = 41,650.85/x
  3. Step 3: Cross multiply
    63,157.23x = 87,171.59 × 41,650.85
  4. Step 4: Simplify right side
    63,157.23x = 3,630,770,829.03
  5. Step 5: Solve for x
    x = 3,630,770,829.03/63,157.23
  6. Step 6: Final answer
    x = 57,487.81

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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.