Home / 96,219.92-132,786.26-53,778.56

Finding the Fourth Proportional to 96,219.92, 132,786.26 and 53,778.56

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Solution

The fourth proportional to 96,219.92, 132,786.26 and 53,778.56 is: 74,215.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,219.92 : 132,786.26 = 53,778.56 : x
  2. Step 2: Convert to fraction form
    96,219.92/132,786.26 = 53,778.56/x
  3. Step 3: Cross multiply
    96,219.92x = 132,786.26 × 53,778.56
  4. Step 4: Simplify right side
    96,219.92x = 7,141,053,850.59
  5. Step 5: Solve for x
    x = 7,141,053,850.59/96,219.92
  6. Step 6: Final answer
    x = 74,215.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.