Home / 190,732.74-263,205.98-104,691.61

Finding the Fourth Proportional to 190,732.74, 263,205.98 and 104,691.61

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Solution

The fourth proportional to 190,732.74, 263,205.98 and 104,691.61 is: 144,471.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,732.74 : 263,205.98 = 104,691.61 : x
  2. Step 2: Convert to fraction form
    190,732.74/263,205.98 = 104,691.61/x
  3. Step 3: Cross multiply
    190,732.74x = 263,205.98 × 104,691.61
  4. Step 4: Simplify right side
    190,732.74x = 27,555,456,819.88
  5. Step 5: Solve for x
    x = 27,555,456,819.88/190,732.74
  6. Step 6: Final answer
    x = 144,471.56

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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.