Home / 86,288.17-119,049.12-50,452.80

Finding the Fourth Proportional to 86,288.17, 119,049.12 and 50,452.80

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Solution

The fourth proportional to 86,288.17, 119,049.12 and 50,452.80 is: 69,608.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,288.17 : 119,049.12 = 50,452.80 : x
  2. Step 2: Convert to fraction form
    86,288.17/119,049.12 = 50,452.80/x
  3. Step 3: Cross multiply
    86,288.17x = 119,049.12 × 50,452.80
  4. Step 4: Simplify right side
    86,288.17x = 6,006,361,441.54
  5. Step 5: Solve for x
    x = 6,006,361,441.54/86,288.17
  6. Step 6: Final answer
    x = 69,608.17

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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.