Home / 43,126.92-64,692.21-15,049.80

Finding the Fourth Proportional to 43,126.92, 64,692.21 and 15,049.80

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Solution

The fourth proportional to 43,126.92, 64,692.21 and 15,049.80 is: 22,575.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,126.92 : 64,692.21 = 15,049.80 : x
  2. Step 2: Convert to fraction form
    43,126.92/64,692.21 = 15,049.80/x
  3. Step 3: Cross multiply
    43,126.92x = 64,692.21 × 15,049.80
  4. Step 4: Simplify right side
    43,126.92x = 973,604,822.06
  5. Step 5: Solve for x
    x = 973,604,822.06/43,126.92
  6. Step 6: Final answer
    x = 22,575.34

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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.