Home / 119,819.01-179,764.97-56,687.61

Finding the Fourth Proportional to 119,819.01, 179,764.97 and 56,687.61

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Solution

The fourth proportional to 119,819.01, 179,764.97 and 56,687.61 is: 85,048.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,819.01 : 179,764.97 = 56,687.61 : x
  2. Step 2: Convert to fraction form
    119,819.01/179,764.97 = 56,687.61/x
  3. Step 3: Cross multiply
    119,819.01x = 179,764.97 × 56,687.61
  4. Step 4: Simplify right side
    119,819.01x = 10,190,446,227.58
  5. Step 5: Solve for x
    x = 10,190,446,227.58/119,819.01
  6. Step 6: Final answer
    x = 85,048.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.