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Finding the Fourth Proportional to 123,116.64, 184,609.32 and 63,892.68

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Solution

The fourth proportional to 123,116.64, 184,609.32 and 63,892.68 is: 95,804.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,116.64 : 184,609.32 = 63,892.68 : x
  2. Step 2: Convert to fraction form
    123,116.64/184,609.32 = 63,892.68/x
  3. Step 3: Cross multiply
    123,116.64x = 184,609.32 × 63,892.68
  4. Step 4: Simplify right side
    123,116.64x = 11,795,184,207.78
  5. Step 5: Solve for x
    x = 11,795,184,207.78/123,116.64
  6. Step 6: Final answer
    x = 95,804.96

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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.