Home / 63,936.90-95,912.55-19,563.30

Finding the Fourth Proportional to 63,936.90, 95,912.55 and 19,563.30

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Solution

The fourth proportional to 63,936.90, 95,912.55 and 19,563.30 is: 29,347.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,936.90 : 95,912.55 = 19,563.30 : x
  2. Step 2: Convert to fraction form
    63,936.90/95,912.55 = 19,563.30/x
  3. Step 3: Cross multiply
    63,936.90x = 95,912.55 × 19,563.30
  4. Step 4: Simplify right side
    63,936.90x = 1,876,365,989.42
  5. Step 5: Solve for x
    x = 1,876,365,989.42/63,936.90
  6. Step 6: Final answer
    x = 29,347.15

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1.5x scale

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.