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Finding the Fourth Proportional to 79,103.70, 118,590.51 and 36,962.94

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Solution

The fourth proportional to 79,103.70, 118,590.51 and 36,962.94 is: 55,414.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,103.70 : 118,590.51 = 36,962.94 : x
  2. Step 2: Convert to fraction form
    79,103.70/118,590.51 = 36,962.94/x
  3. Step 3: Cross multiply
    79,103.70x = 118,590.51 × 36,962.94
  4. Step 4: Simplify right side
    79,103.70x = 4,383,453,905.70
  5. Step 5: Solve for x
    x = 4,383,453,905.70/79,103.70
  6. Step 6: Final answer
    x = 55,414.02

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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.