Home / 215,081.37-296,806.19-119,586.33

Finding the Fourth Proportional to 215,081.37, 296,806.19 and 119,586.33

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Solution

The fourth proportional to 215,081.37, 296,806.19 and 119,586.33 is: 165,025.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,081.37 : 296,806.19 = 119,586.33 : x
  2. Step 2: Convert to fraction form
    215,081.37/296,806.19 = 119,586.33/x
  3. Step 3: Cross multiply
    215,081.37x = 296,806.19 × 119,586.33
  4. Step 4: Simplify right side
    215,081.37x = 35,493,962,385.45
  5. Step 5: Solve for x
    x = 35,493,962,385.45/215,081.37
  6. Step 6: Final answer
    x = 165,025.74

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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.