Home / 194,331.96-291,398.31-89,059.50

Finding the Fourth Proportional to 194,331.96, 291,398.31 and 89,059.50

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Solution

The fourth proportional to 194,331.96, 291,398.31 and 89,059.50 is: 133,543.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,331.96 : 291,398.31 = 89,059.50 : x
  2. Step 2: Convert to fraction form
    194,331.96/291,398.31 = 89,059.50/x
  3. Step 3: Cross multiply
    194,331.96x = 291,398.31 × 89,059.50
  4. Step 4: Simplify right side
    194,331.96x = 25,951,787,789.45
  5. Step 5: Solve for x
    x = 25,951,787,789.45/194,331.96
  6. Step 6: Final answer
    x = 133,543.59

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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.