Home / 54,099.59-81,039.13-25,933.77

Finding the Fourth Proportional to 54,099.59, 81,039.13 and 25,933.77

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Solution

The fourth proportional to 54,099.59, 81,039.13 and 25,933.77 is: 38,847.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,099.59 : 81,039.13 = 25,933.77 : x
  2. Step 2: Convert to fraction form
    54,099.59/81,039.13 = 25,933.77/x
  3. Step 3: Cross multiply
    54,099.59x = 81,039.13 × 25,933.77
  4. Step 4: Simplify right side
    54,099.59x = 2,101,649,623.56
  5. Step 5: Solve for x
    x = 2,101,649,623.56/54,099.59
  6. Step 6: Final answer
    x = 38,847.79

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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.