Home / 29,109.76-43,660.38-14,314.70

Finding the Fourth Proportional to 29,109.76, 43,660.38 and 14,314.70

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Solution

The fourth proportional to 29,109.76, 43,660.38 and 14,314.70 is: 21,469.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,109.76 : 43,660.38 = 14,314.70 : x
  2. Step 2: Convert to fraction form
    29,109.76/43,660.38 = 14,314.70/x
  3. Step 3: Cross multiply
    29,109.76x = 43,660.38 × 14,314.70
  4. Step 4: Simplify right side
    29,109.76x = 624,985,241.59
  5. Step 5: Solve for x
    x = 624,985,241.59/29,109.76
  6. Step 6: Final answer
    x = 21,469.96

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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.