Home / 63,372.39-87,464.09-36,157.36

Finding the Fourth Proportional to 63,372.39, 87,464.09 and 36,157.36

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Solution

The fourth proportional to 63,372.39, 87,464.09 and 36,157.36 is: 49,902.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,372.39 : 87,464.09 = 36,157.36 : x
  2. Step 2: Convert to fraction form
    63,372.39/87,464.09 = 36,157.36/x
  3. Step 3: Cross multiply
    63,372.39x = 87,464.09 × 36,157.36
  4. Step 4: Simplify right side
    63,372.39x = 3,162,470,589.20
  5. Step 5: Solve for x
    x = 3,162,470,589.20/63,372.39
  6. Step 6: Final answer
    x = 49,902.97

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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.