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Finding the Fourth Proportional to 122,003.70, 183,000.15 and 33,257.21

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Solution

The fourth proportional to 122,003.70, 183,000.15 and 33,257.21 is: 49,884.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,003.70 : 183,000.15 = 33,257.21 : x
  2. Step 2: Convert to fraction form
    122,003.70/183,000.15 = 33,257.21/x
  3. Step 3: Cross multiply
    122,003.70x = 183,000.15 × 33,257.21
  4. Step 4: Simplify right side
    122,003.70x = 6,086,073,503.58
  5. Step 5: Solve for x
    x = 6,086,073,503.58/122,003.70
  6. Step 6: Final answer
    x = 49,884.34

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1.5x scale

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.