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Finding the Fourth Proportional to 122,199.73, 183,328.22 and 37,955.59

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Solution

The fourth proportional to 122,199.73, 183,328.22 and 37,955.59 is: 56,942.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,199.73 : 183,328.22 = 37,955.59 : x
  2. Step 2: Convert to fraction form
    122,199.73/183,328.22 = 37,955.59/x
  3. Step 3: Cross multiply
    122,199.73x = 183,328.22 × 37,955.59
  4. Step 4: Simplify right side
    122,199.73x = 6,958,330,753.75
  5. Step 5: Solve for x
    x = 6,958,330,753.75/122,199.73
  6. Step 6: Final answer
    x = 56,942.28

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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.