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Finding the Fourth Proportional to 120,504.51, 180,773.10 and 41,624.82

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Solution

The fourth proportional to 120,504.51, 180,773.10 and 41,624.82 is: 62,442.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,504.51 : 180,773.10 = 41,624.82 : x
  2. Step 2: Convert to fraction form
    120,504.51/180,773.10 = 41,624.82/x
  3. Step 3: Cross multiply
    120,504.51x = 180,773.10 × 41,624.82
  4. Step 4: Simplify right side
    120,504.51x = 7,524,647,748.34
  5. Step 5: Solve for x
    x = 7,524,647,748.34/120,504.51
  6. Step 6: Final answer
    x = 62,442.87

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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.