Home / 63,438.82-95,166.43-21,300.80

Finding the Fourth Proportional to 63,438.82, 95,166.43 and 21,300.80

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Solution

The fourth proportional to 63,438.82, 95,166.43 and 21,300.80 is: 31,953.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,438.82 : 95,166.43 = 21,300.80 : x
  2. Step 2: Convert to fraction form
    63,438.82/95,166.43 = 21,300.80/x
  3. Step 3: Cross multiply
    63,438.82x = 95,166.43 × 21,300.80
  4. Step 4: Simplify right side
    63,438.82x = 2,027,121,092.14
  5. Step 5: Solve for x
    x = 2,027,121,092.14/63,438.82
  6. Step 6: Final answer
    x = 31,953.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.