Home / 43,087.20-64,604.34-16,761.26

Finding the Fourth Proportional to 43,087.20, 64,604.34 and 16,761.26

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Solution

The fourth proportional to 43,087.20, 64,604.34 and 16,761.26 is: 25,131.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,087.20 : 64,604.34 = 16,761.26 : x
  2. Step 2: Convert to fraction form
    43,087.20/64,604.34 = 16,761.26/x
  3. Step 3: Cross multiply
    43,087.20x = 64,604.34 × 16,761.26
  4. Step 4: Simplify right side
    43,087.20x = 1,082,850,139.87
  5. Step 5: Solve for x
    x = 1,082,850,139.87/43,087.20
  6. Step 6: Final answer
    x = 25,131.60

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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.