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Finding the Fourth Proportional to 240,697.50, 332,167.73 and 131,806.44

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Solution

The fourth proportional to 240,697.50, 332,167.73 and 131,806.44 is: 181,895.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,697.50 : 332,167.73 = 131,806.44 : x
  2. Step 2: Convert to fraction form
    240,697.50/332,167.73 = 131,806.44/x
  3. Step 3: Cross multiply
    240,697.50x = 332,167.73 × 131,806.44
  4. Step 4: Simplify right side
    240,697.50x = 43,781,844,642.86
  5. Step 5: Solve for x
    x = 43,781,844,642.86/240,697.50
  6. Step 6: Final answer
    x = 181,895.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.