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Finding the Fourth Proportional to 183,773.22, 275,493.39 and 127,639.83

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Solution

The fourth proportional to 183,773.22, 275,493.39 and 127,639.83 is: 191,344.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,773.22 : 275,493.39 = 127,639.83 : x
  2. Step 2: Convert to fraction form
    183,773.22/275,493.39 = 127,639.83/x
  3. Step 3: Cross multiply
    183,773.22x = 275,493.39 × 127,639.83
  4. Step 4: Simplify right side
    183,773.22x = 35,163,929,465.72
  5. Step 5: Solve for x
    x = 35,163,929,465.72/183,773.22
  6. Step 6: Final answer
    x = 191,344.14

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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.