Home / 41,355.46-57,041.31-28,612.54

Finding the Fourth Proportional to 41,355.46, 57,041.31 and 28,612.54

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Solution

The fourth proportional to 41,355.46, 57,041.31 and 28,612.54 is: 39,465.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,355.46 : 57,041.31 = 28,612.54 : x
  2. Step 2: Convert to fraction form
    41,355.46/57,041.31 = 28,612.54/x
  3. Step 3: Cross multiply
    41,355.46x = 57,041.31 × 28,612.54
  4. Step 4: Simplify right side
    41,355.46x = 1,632,096,764.03
  5. Step 5: Solve for x
    x = 1,632,096,764.03/41,355.46
  6. Step 6: Final answer
    x = 39,465.09

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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.