Home / 96,930.82-145,384.98-26,815.60

Finding the Fourth Proportional to 96,930.82, 145,384.98 and 26,815.60

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Solution

The fourth proportional to 96,930.82, 145,384.98 and 26,815.60 is: 40,220.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,930.82 : 145,384.98 = 26,815.60 : x
  2. Step 2: Convert to fraction form
    96,930.82/145,384.98 = 26,815.60/x
  3. Step 3: Cross multiply
    96,930.82x = 145,384.98 × 26,815.60
  4. Step 4: Simplify right side
    96,930.82x = 3,898,585,469.69
  5. Step 5: Solve for x
    x = 3,898,585,469.69/96,930.82
  6. Step 6: Final answer
    x = 40,220.29

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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.