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Finding the Fourth Proportional to 164,026.62, 245,481.89 and 100,813.41

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Solution

The fourth proportional to 164,026.62, 245,481.89 and 100,813.41 is: 150,877.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,026.62 : 245,481.89 = 100,813.41 : x
  2. Step 2: Convert to fraction form
    164,026.62/245,481.89 = 100,813.41/x
  3. Step 3: Cross multiply
    164,026.62x = 245,481.89 × 100,813.41
  4. Step 4: Simplify right side
    164,026.62x = 24,747,865,920.08
  5. Step 5: Solve for x
    x = 24,747,865,920.08/164,026.62
  6. Step 6: Final answer
    x = 150,877.13

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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.