Home / 43,082.53-64,623.81-19,692.56

Finding the Fourth Proportional to 43,082.53, 64,623.81 and 19,692.56

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Solution

The fourth proportional to 43,082.53, 64,623.81 and 19,692.56 is: 29,538.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,082.53 : 64,623.81 = 19,692.56 : x
  2. Step 2: Convert to fraction form
    43,082.53/64,623.81 = 19,692.56/x
  3. Step 3: Cross multiply
    43,082.53x = 64,623.81 × 19,692.56
  4. Step 4: Simplify right side
    43,082.53x = 1,272,608,491.26
  5. Step 5: Solve for x
    x = 1,272,608,491.26/43,082.53
  6. Step 6: Final answer
    x = 29,538.85

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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.