Home / 41,741.76-57,680.00-30,391.54

Finding the Fourth Proportional to 41,741.76, 57,680.00 and 30,391.54

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Solution

The fourth proportional to 41,741.76, 57,680.00 and 30,391.54 is: 41,995.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,741.76 : 57,680.00 = 30,391.54 : x
  2. Step 2: Convert to fraction form
    41,741.76/57,680.00 = 30,391.54/x
  3. Step 3: Cross multiply
    41,741.76x = 57,680.00 × 30,391.54
  4. Step 4: Simplify right side
    41,741.76x = 1,752,983,875.24
  5. Step 5: Solve for x
    x = 1,752,983,875.24/41,741.76
  6. Step 6: Final answer
    x = 41,995.93

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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.