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Finding the Fourth Proportional to 183,161.82, 274,782.18 and 56,799.51

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Solution

The fourth proportional to 183,161.82, 274,782.18 and 56,799.51 is: 85,211.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,161.82 : 274,782.18 = 56,799.51 : x
  2. Step 2: Convert to fraction form
    183,161.82/274,782.18 = 56,799.51/x
  3. Step 3: Cross multiply
    183,161.82x = 274,782.18 × 56,799.51
  4. Step 4: Simplify right side
    183,161.82x = 15,607,493,180.73
  5. Step 5: Solve for x
    x = 15,607,493,180.73/183,161.82
  6. Step 6: Final answer
    x = 85,211.50

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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.