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Finding the Fourth Proportional to 235,960.86, 353,745.37 and 93,718.38

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Solution

The fourth proportional to 235,960.86, 353,745.37 and 93,718.38 is: 140,499.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,960.86 : 353,745.37 = 93,718.38 : x
  2. Step 2: Convert to fraction form
    235,960.86/353,745.37 = 93,718.38/x
  3. Step 3: Cross multiply
    235,960.86x = 353,745.37 × 93,718.38
  4. Step 4: Simplify right side
    235,960.86x = 33,152,443,008.90
  5. Step 5: Solve for x
    x = 33,152,443,008.90/235,960.86
  6. Step 6: Final answer
    x = 140,499.75

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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.