Home / 43,350.80-65,025.29-19,977.24

Finding the Fourth Proportional to 43,350.80, 65,025.29 and 19,977.24

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Solution

The fourth proportional to 43,350.80, 65,025.29 and 19,977.24 is: 29,965.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,350.80 : 65,025.29 = 19,977.24 : x
  2. Step 2: Convert to fraction form
    43,350.80/65,025.29 = 19,977.24/x
  3. Step 3: Cross multiply
    43,350.80x = 65,025.29 × 19,977.24
  4. Step 4: Simplify right side
    43,350.80x = 1,299,025,824.40
  5. Step 5: Solve for x
    x = 1,299,025,824.40/43,350.80
  6. Step 6: Final answer
    x = 29,965.44

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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.