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Finding the Fourth Proportional to 167,649.49, 251,449.62 and 55,333.37

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Solution

The fourth proportional to 167,649.49, 251,449.62 and 55,333.37 is: 82,991.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,649.49 : 251,449.62 = 55,333.37 : x
  2. Step 2: Convert to fraction form
    167,649.49/251,449.62 = 55,333.37/x
  3. Step 3: Cross multiply
    167,649.49x = 251,449.62 × 55,333.37
  4. Step 4: Simplify right side
    167,649.49x = 13,913,554,859.82
  5. Step 5: Solve for x
    x = 13,913,554,859.82/167,649.49
  6. Step 6: Final answer
    x = 82,991.93

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1.5x scale

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.