Home / 40,327.33-60,503.30-20,619.73

Finding the Fourth Proportional to 40,327.33, 60,503.30 and 20,619.73

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Solution

The fourth proportional to 40,327.33, 60,503.30 and 20,619.73 is: 30,935.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,327.33 : 60,503.30 = 20,619.73 : x
  2. Step 2: Convert to fraction form
    40,327.33/60,503.30 = 20,619.73/x
  3. Step 3: Cross multiply
    40,327.33x = 60,503.30 × 20,619.73
  4. Step 4: Simplify right side
    40,327.33x = 1,247,561,710.11
  5. Step 5: Solve for x
    x = 1,247,561,710.11/40,327.33
  6. Step 6: Final answer
    x = 30,935.89

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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.