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Finding the Fourth Proportional to 63,980.69, 95,939.44 and 19,596.74

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Solution

The fourth proportional to 63,980.69, 95,939.44 and 19,596.74 is: 29,385.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,980.69 : 95,939.44 = 19,596.74 : x
  2. Step 2: Convert to fraction form
    63,980.69/95,939.44 = 19,596.74/x
  3. Step 3: Cross multiply
    63,980.69x = 95,939.44 × 19,596.74
  4. Step 4: Simplify right side
    63,980.69x = 1,880,099,732.74
  5. Step 5: Solve for x
    x = 1,880,099,732.74/63,980.69
  6. Step 6: Final answer
    x = 29,385.43

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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.