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Finding the Fourth Proportional to 182,510.50, 251,861.87 and 101,939.20

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Solution

The fourth proportional to 182,510.50, 251,861.87 and 101,939.20 is: 140,674.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,510.50 : 251,861.87 = 101,939.20 : x
  2. Step 2: Convert to fraction form
    182,510.50/251,861.87 = 101,939.20/x
  3. Step 3: Cross multiply
    182,510.50x = 251,861.87 × 101,939.20
  4. Step 4: Simplify right side
    182,510.50x = 25,674,597,538.30
  5. Step 5: Solve for x
    x = 25,674,597,538.30/182,510.50
  6. Step 6: Final answer
    x = 140,674.63

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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.