Home / 86,634.24-119,542.68-50,816.04

Finding the Fourth Proportional to 86,634.24, 119,542.68 and 50,816.04

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Solution

The fourth proportional to 86,634.24, 119,542.68 and 50,816.04 is: 70,118.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,634.24 : 119,542.68 = 50,816.04 : x
  2. Step 2: Convert to fraction form
    86,634.24/119,542.68 = 50,816.04/x
  3. Step 3: Cross multiply
    86,634.24x = 119,542.68 × 50,816.04
  4. Step 4: Simplify right side
    86,634.24x = 6,074,685,608.59
  5. Step 5: Solve for x
    x = 6,074,685,608.59/86,634.24
  6. Step 6: Final answer
    x = 70,118.76

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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.