Home / 215,037.70-296,769.98-119,553.28

Finding the Fourth Proportional to 215,037.70, 296,769.98 and 119,553.28

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Solution

The fourth proportional to 215,037.70, 296,769.98 and 119,553.28 is: 164,993.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,037.70 : 296,769.98 = 119,553.28 : x
  2. Step 2: Convert to fraction form
    215,037.70/296,769.98 = 119,553.28/x
  3. Step 3: Cross multiply
    215,037.70x = 296,769.98 × 119,553.28
  4. Step 4: Simplify right side
    215,037.70x = 35,479,824,514.53
  5. Step 5: Solve for x
    x = 35,479,824,514.53/215,037.70
  6. Step 6: Final answer
    x = 164,993.51

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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.