Home / 53,861.71-81,195.91-50,249.06

Finding the Fourth Proportional to 53,861.71, 81,195.91 and 50,249.06

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Solution

The fourth proportional to 53,861.71, 81,195.91 and 50,249.06 is: 75,749.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,861.71 : 81,195.91 = 50,249.06 : x
  2. Step 2: Convert to fraction form
    53,861.71/81,195.91 = 50,249.06/x
  3. Step 3: Cross multiply
    53,861.71x = 81,195.91 × 50,249.06
  4. Step 4: Simplify right side
    53,861.71x = 4,080,017,855.56
  5. Step 5: Solve for x
    x = 4,080,017,855.56/53,861.71
  6. Step 6: Final answer
    x = 75,749.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.