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Finding the Fourth Proportional to 63,136.94, 94,836.60 and 50,080.55

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Solution

The fourth proportional to 63,136.94, 94,836.60 and 50,080.55 is: 75,224.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,136.94 : 94,836.60 = 50,080.55 : x
  2. Step 2: Convert to fraction form
    63,136.94/94,836.60 = 50,080.55/x
  3. Step 3: Cross multiply
    63,136.94x = 94,836.60 × 50,080.55
  4. Step 4: Simplify right side
    63,136.94x = 4,749,468,613.95
  5. Step 5: Solve for x
    x = 4,749,468,613.95/63,136.94
  6. Step 6: Final answer
    x = 75,224.88

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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.