Home / 194,236.10-291,390.90-75,899.96

Finding the Fourth Proportional to 194,236.10, 291,390.90 and 75,899.96

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Solution

The fourth proportional to 194,236.10, 291,390.90 and 75,899.96 is: 113,864.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,236.10 : 291,390.90 = 75,899.96 : x
  2. Step 2: Convert to fraction form
    194,236.10/291,390.90 = 75,899.96/x
  3. Step 3: Cross multiply
    194,236.10x = 291,390.90 × 75,899.96
  4. Step 4: Simplify right side
    194,236.10x = 22,116,557,654.36
  5. Step 5: Solve for x
    x = 22,116,557,654.36/194,236.10
  6. Step 6: Final answer
    x = 113,864.30

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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.