Home / 103,227.67-154,856.90-36,662.21

Finding the Fourth Proportional to 103,227.67, 154,856.90 and 36,662.21

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Solution

The fourth proportional to 103,227.67, 154,856.90 and 36,662.21 is: 54,998.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,227.67 : 154,856.90 = 36,662.21 : x
  2. Step 2: Convert to fraction form
    103,227.67/154,856.90 = 36,662.21/x
  3. Step 3: Cross multiply
    103,227.67x = 154,856.90 × 36,662.21
  4. Step 4: Simplify right side
    103,227.67x = 5,677,396,187.75
  5. Step 5: Solve for x
    x = 5,677,396,187.75/103,227.67
  6. Step 6: Final answer
    x = 54,998.78

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1.5x scale

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.