Home / 178,983.42-246,990.47-98,406.15

Finding the Fourth Proportional to 178,983.42, 246,990.47 and 98,406.15

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Solution

The fourth proportional to 178,983.42, 246,990.47 and 98,406.15 is: 135,796.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,983.42 : 246,990.47 = 98,406.15 : x
  2. Step 2: Convert to fraction form
    178,983.42/246,990.47 = 98,406.15/x
  3. Step 3: Cross multiply
    178,983.42x = 246,990.47 × 98,406.15
  4. Step 4: Simplify right side
    178,983.42x = 24,305,380,004.44
  5. Step 5: Solve for x
    x = 24,305,380,004.44/178,983.42
  6. Step 6: Final answer
    x = 135,796.83

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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.