Home / 194,092.96-290,966.30-75,736.78

Finding the Fourth Proportional to 194,092.96, 290,966.30 and 75,736.78

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Solution

The fourth proportional to 194,092.96, 290,966.30 and 75,736.78 is: 113,537.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,092.96 : 290,966.30 = 75,736.78 : x
  2. Step 2: Convert to fraction form
    194,092.96/290,966.30 = 75,736.78/x
  3. Step 3: Cross multiply
    194,092.96x = 290,966.30 × 75,736.78
  4. Step 4: Simplify right side
    194,092.96x = 22,036,850,650.51
  5. Step 5: Solve for x
    x = 22,036,850,650.51/194,092.96
  6. Step 6: Final answer
    x = 113,537.61

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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.