Home / 70,823.70-106,141.66-26,405.73

Finding the Fourth Proportional to 70,823.70, 106,141.66 and 26,405.73

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Solution

The fourth proportional to 70,823.70, 106,141.66 and 26,405.73 is: 39,573.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,823.70 : 106,141.66 = 26,405.73 : x
  2. Step 2: Convert to fraction form
    70,823.70/106,141.66 = 26,405.73/x
  3. Step 3: Cross multiply
    70,823.70x = 106,141.66 × 26,405.73
  4. Step 4: Simplify right side
    70,823.70x = 2,802,747,949.70
  5. Step 5: Solve for x
    x = 2,802,747,949.70/70,823.70
  6. Step 6: Final answer
    x = 39,573.59

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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.