Home / 43,889.36-65,839.50-14,299.25

Finding the Fourth Proportional to 43,889.36, 65,839.50 and 14,299.25

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Solution

The fourth proportional to 43,889.36, 65,839.50 and 14,299.25 is: 21,450.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,889.36 : 65,839.50 = 14,299.25 : x
  2. Step 2: Convert to fraction form
    43,889.36/65,839.50 = 14,299.25/x
  3. Step 3: Cross multiply
    43,889.36x = 65,839.50 × 14,299.25
  4. Step 4: Simplify right side
    43,889.36x = 941,455,141.18
  5. Step 5: Solve for x
    x = 941,455,141.18/43,889.36
  6. Step 6: Final answer
    x = 21,450.65

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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.