Home / 194,796.05-291,972.60-82,406.12

Finding the Fourth Proportional to 194,796.05, 291,972.60 and 82,406.12

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Solution

The fourth proportional to 194,796.05, 291,972.60 and 82,406.12 is: 123,515.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,796.05 : 291,972.60 = 82,406.12 : x
  2. Step 2: Convert to fraction form
    194,796.05/291,972.60 = 82,406.12/x
  3. Step 3: Cross multiply
    194,796.05x = 291,972.60 × 82,406.12
  4. Step 4: Simplify right side
    194,796.05x = 24,060,327,652.45
  5. Step 5: Solve for x
    x = 24,060,327,652.45/194,796.05
  6. Step 6: Final answer
    x = 123,515.48

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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.