Home / 36,123.02-54,179.52-11,163.90

Finding the Fourth Proportional to 36,123.02, 54,179.52 and 11,163.90

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Solution

The fourth proportional to 36,123.02, 54,179.52 and 11,163.90 is: 16,744.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,123.02 : 54,179.52 = 11,163.90 : x
  2. Step 2: Convert to fraction form
    36,123.02/54,179.52 = 11,163.90/x
  3. Step 3: Cross multiply
    36,123.02x = 54,179.52 × 11,163.90
  4. Step 4: Simplify right side
    36,123.02x = 604,854,743.33
  5. Step 5: Solve for x
    x = 604,854,743.33/36,123.02
  6. Step 6: Final answer
    x = 16,744.30

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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.