Home / 40,245.80-55,539.82-22,341.96

Finding the Fourth Proportional to 40,245.80, 55,539.82 and 22,341.96

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Solution

The fourth proportional to 40,245.80, 55,539.82 and 22,341.96 is: 30,832.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,245.80 : 55,539.82 = 22,341.96 : x
  2. Step 2: Convert to fraction form
    40,245.80/55,539.82 = 22,341.96/x
  3. Step 3: Cross multiply
    40,245.80x = 55,539.82 × 22,341.96
  4. Step 4: Simplify right side
    40,245.80x = 1,240,868,436.85
  5. Step 5: Solve for x
    x = 1,240,868,436.85/40,245.80
  6. Step 6: Final answer
    x = 30,832.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.