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Finding the Fourth Proportional to 234,994.75, 324,293.16 and 127,564.87

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Solution

The fourth proportional to 234,994.75, 324,293.16 and 127,564.87 is: 176,039.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,994.75 : 324,293.16 = 127,564.87 : x
  2. Step 2: Convert to fraction form
    234,994.75/324,293.16 = 127,564.87/x
  3. Step 3: Cross multiply
    234,994.75x = 324,293.16 × 127,564.87
  4. Step 4: Simplify right side
    234,994.75x = 41,368,414,797.29
  5. Step 5: Solve for x
    x = 41,368,414,797.29/234,994.75
  6. Step 6: Final answer
    x = 176,039.74

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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.