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Finding the Fourth Proportional to 119,377.68, 179,068.59 and 40,493.94

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Solution

The fourth proportional to 119,377.68, 179,068.59 and 40,493.94 is: 60,741.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,377.68 : 179,068.59 = 40,493.94 : x
  2. Step 2: Convert to fraction form
    119,377.68/179,068.59 = 40,493.94/x
  3. Step 3: Cross multiply
    119,377.68x = 179,068.59 × 40,493.94
  4. Step 4: Simplify right side
    119,377.68x = 7,251,192,739.34
  5. Step 5: Solve for x
    x = 7,251,192,739.34/119,377.68
  6. Step 6: Final answer
    x = 60,741.61

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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.