Home / 41,405.27-57,140.30-22,543.43

Finding the Fourth Proportional to 41,405.27, 57,140.30 and 22,543.43

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Solution

The fourth proportional to 41,405.27, 57,140.30 and 22,543.43 is: 31,110.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,405.27 : 57,140.30 = 22,543.43 : x
  2. Step 2: Convert to fraction form
    41,405.27/57,140.30 = 22,543.43/x
  3. Step 3: Cross multiply
    41,405.27x = 57,140.30 × 22,543.43
  4. Step 4: Simplify right side
    41,405.27x = 1,288,138,353.23
  5. Step 5: Solve for x
    x = 1,288,138,353.23/41,405.27
  6. Step 6: Final answer
    x = 31,110.49

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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.