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Finding the Fourth Proportional to 119,102.62, 179,366.97 and 108,473.80

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Solution

The fourth proportional to 119,102.62, 179,366.97 and 108,473.80 is: 163,360.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,102.62 : 179,366.97 = 108,473.80 : x
  2. Step 2: Convert to fraction form
    119,102.62/179,366.97 = 108,473.80/x
  3. Step 3: Cross multiply
    119,102.62x = 179,366.97 × 108,473.80
  4. Step 4: Simplify right side
    119,102.62x = 19,456,616,830.39
  5. Step 5: Solve for x
    x = 19,456,616,830.39/119,102.62
  6. Step 6: Final answer
    x = 163,360.11

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.