Home / 53,682.92-80,530.78-25,961

Finding the Fourth Proportional to 53,682.92, 80,530.78 and 25,961

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Solution

The fourth proportional to 53,682.92, 80,530.78 and 25,961 is: 38,944.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,682.92 : 80,530.78 = 25,961 : x
  2. Step 2: Convert to fraction form
    53,682.92/80,530.78 = 25,961/x
  3. Step 3: Cross multiply
    53,682.92x = 80,530.78 × 25,961
  4. Step 4: Simplify right side
    53,682.92x = 2,090,659,579.58
  5. Step 5: Solve for x
    x = 2,090,659,579.58/53,682.92
  6. Step 6: Final answer
    x = 38,944.60

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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.