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Finding the Fourth Proportional to 183,039.48, 274,531.01 and 49,930.56

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Solution

The fourth proportional to 183,039.48, 274,531.01 and 49,930.56 is: 74,888.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,039.48 : 274,531.01 = 49,930.56 : x
  2. Step 2: Convert to fraction form
    183,039.48/274,531.01 = 49,930.56/x
  3. Step 3: Cross multiply
    183,039.48x = 274,531.01 × 49,930.56
  4. Step 4: Simplify right side
    183,039.48x = 13,707,486,817.01
  5. Step 5: Solve for x
    x = 13,707,486,817.01/183,039.48
  6. Step 6: Final answer
    x = 74,888.14

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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.