Home / 43,627.05-65,450.83-14,043.78

Finding the Fourth Proportional to 43,627.05, 65,450.83 and 14,043.78

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Solution

The fourth proportional to 43,627.05, 65,450.83 and 14,043.78 is: 21,068.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,627.05 : 65,450.83 = 14,043.78 : x
  2. Step 2: Convert to fraction form
    43,627.05/65,450.83 = 14,043.78/x
  3. Step 3: Cross multiply
    43,627.05x = 65,450.83 × 14,043.78
  4. Step 4: Simplify right side
    43,627.05x = 919,176,659.86
  5. Step 5: Solve for x
    x = 919,176,659.86/43,627.05
  6. Step 6: Final answer
    x = 21,068.96

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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.