Home / 86,996.54-120,053.23-50,695.68

Finding the Fourth Proportional to 86,996.54, 120,053.23 and 50,695.68

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Solution

The fourth proportional to 86,996.54, 120,053.23 and 50,695.68 is: 69,958.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,996.54 : 120,053.23 = 50,695.68 : x
  2. Step 2: Convert to fraction form
    86,996.54/120,053.23 = 50,695.68/x
  3. Step 3: Cross multiply
    86,996.54x = 120,053.23 × 50,695.68
  4. Step 4: Simplify right side
    86,996.54x = 6,086,180,131.05
  5. Step 5: Solve for x
    x = 6,086,180,131.05/86,996.54
  6. Step 6: Final answer
    x = 69,958.88

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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.