Home / 76,381.62-114,563.94-23,786.70

Finding the Fourth Proportional to 76,381.62, 114,563.94 and 23,786.70

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Solution

The fourth proportional to 76,381.62, 114,563.94 and 23,786.70 is: 35,677.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,381.62 : 114,563.94 = 23,786.70 : x
  2. Step 2: Convert to fraction form
    76,381.62/114,563.94 = 23,786.70/x
  3. Step 3: Cross multiply
    76,381.62x = 114,563.94 × 23,786.70
  4. Step 4: Simplify right side
    76,381.62x = 2,725,098,071.60
  5. Step 5: Solve for x
    x = 2,725,098,071.60/76,381.62
  6. Step 6: Final answer
    x = 35,677.41

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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.