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Finding the Fourth Proportional to 114,532.67, 171,817.38 and 43,485.24

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Solution

The fourth proportional to 114,532.67, 171,817.38 and 43,485.24 is: 65,234.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,532.67 : 171,817.38 = 43,485.24 : x
  2. Step 2: Convert to fraction form
    114,532.67/171,817.38 = 43,485.24/x
  3. Step 3: Cross multiply
    114,532.67x = 171,817.38 × 43,485.24
  4. Step 4: Simplify right side
    114,532.67x = 7,471,520,005.47
  5. Step 5: Solve for x
    x = 7,471,520,005.47/114,532.67
  6. Step 6: Final answer
    x = 65,234.84

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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.