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Finding the Fourth Proportional to 119,924.80, 179,736.42 and 63,625.84

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Solution

The fourth proportional to 119,924.80, 179,736.42 and 63,625.84 is: 95,358.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,924.80 : 179,736.42 = 63,625.84 : x
  2. Step 2: Convert to fraction form
    119,924.80/179,736.42 = 63,625.84/x
  3. Step 3: Cross multiply
    119,924.80x = 179,736.42 × 63,625.84
  4. Step 4: Simplify right side
    119,924.80x = 11,435,880,701.09
  5. Step 5: Solve for x
    x = 11,435,880,701.09/119,924.80
  6. Step 6: Final answer
    x = 95,358.76

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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.