Home / 50,930.92-76,326.54-38,440.36

Finding the Fourth Proportional to 50,930.92, 76,326.54 and 38,440.36

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Solution

The fourth proportional to 50,930.92, 76,326.54 and 38,440.36 is: 57,607.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,930.92 : 76,326.54 = 38,440.36 : x
  2. Step 2: Convert to fraction form
    50,930.92/76,326.54 = 38,440.36/x
  3. Step 3: Cross multiply
    50,930.92x = 76,326.54 × 38,440.36
  4. Step 4: Simplify right side
    50,930.92x = 2,934,019,675.15
  5. Step 5: Solve for x
    x = 2,934,019,675.15/50,930.92
  6. Step 6: Final answer
    x = 57,607.83

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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.