Home / 114,965.20-158,620.92-67,230.28

Finding the Fourth Proportional to 114,965.20, 158,620.92 and 67,230.28

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Solution

The fourth proportional to 114,965.20, 158,620.92 and 67,230.28 is: 92,759.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,965.20 : 158,620.92 = 67,230.28 : x
  2. Step 2: Convert to fraction form
    114,965.20/158,620.92 = 67,230.28/x
  3. Step 3: Cross multiply
    114,965.20x = 158,620.92 × 67,230.28
  4. Step 4: Simplify right side
    114,965.20x = 10,664,128,865.46
  5. Step 5: Solve for x
    x = 10,664,128,865.46/114,965.20
  6. Step 6: Final answer
    x = 92,759.63

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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.