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Finding the Fourth Proportional to 53,937.73, 80,906.53 and 14,494.85

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Solution

The fourth proportional to 53,937.73, 80,906.53 and 14,494.85 is: 21,742.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,937.73 : 80,906.53 = 14,494.85 : x
  2. Step 2: Convert to fraction form
    53,937.73/80,906.53 = 14,494.85/x
  3. Step 3: Cross multiply
    53,937.73x = 80,906.53 × 14,494.85
  4. Step 4: Simplify right side
    53,937.73x = 1,172,728,016.37
  5. Step 5: Solve for x
    x = 1,172,728,016.37/53,937.73
  6. Step 6: Final answer
    x = 21,742.26

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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.