Home / 63,421.44-87,511.68-36,564.96

Finding the Fourth Proportional to 63,421.44, 87,511.68 and 36,564.96

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Solution

The fourth proportional to 63,421.44, 87,511.68 and 36,564.96 is: 50,453.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,421.44 : 87,511.68 = 36,564.96 : x
  2. Step 2: Convert to fraction form
    63,421.44/87,511.68 = 36,564.96/x
  3. Step 3: Cross multiply
    63,421.44x = 87,511.68 × 36,564.96
  4. Step 4: Simplify right side
    63,421.44x = 3,199,861,078.73
  5. Step 5: Solve for x
    x = 3,199,861,078.73/63,421.44
  6. Step 6: Final answer
    x = 50,453.93

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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.