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Finding the Fourth Proportional to 63,995.80, 95,918.95 and 48,149.92

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Solution

The fourth proportional to 63,995.80, 95,918.95 and 48,149.92 is: 72,168.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,995.80 : 95,918.95 = 48,149.92 : x
  2. Step 2: Convert to fraction form
    63,995.80/95,918.95 = 48,149.92/x
  3. Step 3: Cross multiply
    63,995.80x = 95,918.95 × 48,149.92
  4. Step 4: Simplify right side
    63,995.80x = 4,618,489,768.98
  5. Step 5: Solve for x
    x = 4,618,489,768.98/63,995.80
  6. Step 6: Final answer
    x = 72,168.64

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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.