Home / 71,919.23-107,879.85-27,548.24

Finding the Fourth Proportional to 71,919.23, 107,879.85 and 27,548.24

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Solution

The fourth proportional to 71,919.23, 107,879.85 and 27,548.24 is: 41,322.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,919.23 : 107,879.85 = 27,548.24 : x
  2. Step 2: Convert to fraction form
    71,919.23/107,879.85 = 27,548.24/x
  3. Step 3: Cross multiply
    71,919.23x = 107,879.85 × 27,548.24
  4. Step 4: Simplify right side
    71,919.23x = 2,971,899,998.96
  5. Step 5: Solve for x
    x = 2,971,899,998.96/71,919.23
  6. Step 6: Final answer
    x = 41,322.74

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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.