Home / 194,513.20-291,699.58-82,202.10

Finding the Fourth Proportional to 194,513.20, 291,699.58 and 82,202.10

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Solution

The fourth proportional to 194,513.20, 291,699.58 and 82,202.10 is: 123,273.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,513.20 : 291,699.58 = 82,202.10 : x
  2. Step 2: Convert to fraction form
    194,513.20/291,699.58 = 82,202.10/x
  3. Step 3: Cross multiply
    194,513.20x = 291,699.58 × 82,202.10
  4. Step 4: Simplify right side
    194,513.20x = 23,978,318,045.12
  5. Step 5: Solve for x
    x = 23,978,318,045.12/194,513.20
  6. Step 6: Final answer
    x = 123,273.47

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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.