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Finding the Fourth Proportional to 117,244.82, 161,797.29 and 63,529.81

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Solution

The fourth proportional to 117,244.82, 161,797.29 and 63,529.81 is: 87,670.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,244.82 : 161,797.29 = 63,529.81 : x
  2. Step 2: Convert to fraction form
    117,244.82/161,797.29 = 63,529.81/x
  3. Step 3: Cross multiply
    117,244.82x = 161,797.29 × 63,529.81
  4. Step 4: Simplify right side
    117,244.82x = 10,278,951,092.21
  5. Step 5: Solve for x
    x = 10,278,951,092.21/117,244.82
  6. Step 6: Final answer
    x = 87,670.83

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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.