Home / 63,321.45-87,375.99-36,472.69

Finding the Fourth Proportional to 63,321.45, 87,375.99 and 36,472.69

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Solution

The fourth proportional to 63,321.45, 87,375.99 and 36,472.69 is: 50,327.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,321.45 : 87,375.99 = 36,472.69 : x
  2. Step 2: Convert to fraction form
    63,321.45/87,375.99 = 36,472.69/x
  3. Step 3: Cross multiply
    63,321.45x = 87,375.99 × 36,472.69
  4. Step 4: Simplify right side
    63,321.45x = 3,186,837,396.71
  5. Step 5: Solve for x
    x = 3,186,837,396.71/63,321.45
  6. Step 6: Final answer
    x = 50,327.93

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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.