Home / 34,440.78-51,654.32-9,474.38

Finding the Fourth Proportional to 34,440.78, 51,654.32 and 9,474.38

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Solution

The fourth proportional to 34,440.78, 51,654.32 and 9,474.38 is: 14,209.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,440.78 : 51,654.32 = 9,474.38 : x
  2. Step 2: Convert to fraction form
    34,440.78/51,654.32 = 9,474.38/x
  3. Step 3: Cross multiply
    34,440.78x = 51,654.32 × 9,474.38
  4. Step 4: Simplify right side
    34,440.78x = 489,392,350.68
  5. Step 5: Solve for x
    x = 489,392,350.68/34,440.78
  6. Step 6: Final answer
    x = 14,209.68

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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.