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Finding the Fourth Proportional to 168,707.73, 253,061.70 and 44,048.73

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Solution

The fourth proportional to 168,707.73, 253,061.70 and 44,048.73 is: 66,073.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,707.73 : 253,061.70 = 44,048.73 : x
  2. Step 2: Convert to fraction form
    168,707.73/253,061.70 = 44,048.73/x
  3. Step 3: Cross multiply
    168,707.73x = 253,061.70 × 44,048.73
  4. Step 4: Simplify right side
    168,707.73x = 11,147,046,496.64
  5. Step 5: Solve for x
    x = 11,147,046,496.64/168,707.73
  6. Step 6: Final answer
    x = 66,073.12

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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.