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Finding the Fourth Proportional to 48,893.96, 67,468.01 and 27,380.66

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Solution

The fourth proportional to 48,893.96, 67,468.01 and 27,380.66 is: 37,782.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,893.96 : 67,468.01 = 27,380.66 : x
  2. Step 2: Convert to fraction form
    48,893.96/67,468.01 = 27,380.66/x
  3. Step 3: Cross multiply
    48,893.96x = 67,468.01 × 27,380.66
  4. Step 4: Simplify right side
    48,893.96x = 1,847,318,168.44
  5. Step 5: Solve for x
    x = 1,847,318,168.44/48,893.96
  6. Step 6: Final answer
    x = 37,782.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.