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Finding the Fourth Proportional to 191,846.07, 287,791.34 and 63,773.82

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Solution

The fourth proportional to 191,846.07, 287,791.34 and 63,773.82 is: 95,668.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,846.07 : 287,791.34 = 63,773.82 : x
  2. Step 2: Convert to fraction form
    191,846.07/287,791.34 = 63,773.82/x
  3. Step 3: Cross multiply
    191,846.07x = 287,791.34 × 63,773.82
  4. Step 4: Simplify right side
    191,846.07x = 18,353,552,795.85
  5. Step 5: Solve for x
    x = 18,353,552,795.85/191,846.07
  6. Step 6: Final answer
    x = 95,668.12

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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.