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Finding the Fourth Proportional to 168,706.73, 253,060.20 and 44,047.73

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Solution

The fourth proportional to 168,706.73, 253,060.20 and 44,047.73 is: 66,071.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,706.73 : 253,060.20 = 44,047.73 : x
  2. Step 2: Convert to fraction form
    168,706.73/253,060.20 = 44,047.73/x
  3. Step 3: Cross multiply
    168,706.73x = 253,060.20 × 44,047.73
  4. Step 4: Simplify right side
    168,706.73x = 11,146,727,996.00
  5. Step 5: Solve for x
    x = 11,146,727,996.00/168,706.73
  6. Step 6: Final answer
    x = 66,071.63

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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.