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Finding the Fourth Proportional to 53,357.67, 80,110.22 and 27,080.87

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Solution

The fourth proportional to 53,357.67, 80,110.22 and 27,080.87 is: 40,658.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,357.67 : 80,110.22 = 27,080.87 : x
  2. Step 2: Convert to fraction form
    53,357.67/80,110.22 = 27,080.87/x
  3. Step 3: Cross multiply
    53,357.67x = 80,110.22 × 27,080.87
  4. Step 4: Simplify right side
    53,357.67x = 2,169,453,917.54
  5. Step 5: Solve for x
    x = 2,169,453,917.54/53,357.67
  6. Step 6: Final answer
    x = 40,658.71

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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.