Home / 30,216.80-45,231.82-29,773.96

Finding the Fourth Proportional to 30,216.80, 45,231.82 and 29,773.96

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Solution

The fourth proportional to 30,216.80, 45,231.82 and 29,773.96 is: 44,568.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,216.80 : 45,231.82 = 29,773.96 : x
  2. Step 2: Convert to fraction form
    30,216.80/45,231.82 = 29,773.96/x
  3. Step 3: Cross multiply
    30,216.80x = 45,231.82 × 29,773.96
  4. Step 4: Simplify right side
    30,216.80x = 1,346,730,399.41
  5. Step 5: Solve for x
    x = 1,346,730,399.41/30,216.80
  6. Step 6: Final answer
    x = 44,568.93

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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.