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Finding the Fourth Proportional to 193,737.72, 290,606.17 and 53,495.94

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Solution

The fourth proportional to 193,737.72, 290,606.17 and 53,495.94 is: 80,243.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,737.72 : 290,606.17 = 53,495.94 : x
  2. Step 2: Convert to fraction form
    193,737.72/290,606.17 = 53,495.94/x
  3. Step 3: Cross multiply
    193,737.72x = 290,606.17 × 53,495.94
  4. Step 4: Simplify right side
    193,737.72x = 15,546,250,233.95
  5. Step 5: Solve for x
    x = 15,546,250,233.95/193,737.72
  6. Step 6: Final answer
    x = 80,243.80

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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.