Home / 178,493.08-246,318.42-103,039.96

Finding the Fourth Proportional to 178,493.08, 246,318.42 and 103,039.96

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Solution

The fourth proportional to 178,493.08, 246,318.42 and 103,039.96 is: 142,193.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,493.08 : 246,318.42 = 103,039.96 : x
  2. Step 2: Convert to fraction form
    178,493.08/246,318.42 = 103,039.96/x
  3. Step 3: Cross multiply
    178,493.08x = 246,318.42 × 103,039.96
  4. Step 4: Simplify right side
    178,493.08x = 25,380,640,144.06
  5. Step 5: Solve for x
    x = 25,380,640,144.06/178,493.08
  6. Step 6: Final answer
    x = 142,193.97

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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.