Home / 120,411.44-180,625.82-41,524.53

Finding the Fourth Proportional to 120,411.44, 180,625.82 and 41,524.53

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Solution

The fourth proportional to 120,411.44, 180,625.82 and 41,524.53 is: 62,289.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,411.44 : 180,625.82 = 41,524.53 : x
  2. Step 2: Convert to fraction form
    120,411.44/180,625.82 = 41,524.53/x
  3. Step 3: Cross multiply
    120,411.44x = 180,625.82 × 41,524.53
  4. Step 4: Simplify right side
    120,411.44x = 7,500,402,073.74
  5. Step 5: Solve for x
    x = 7,500,402,073.74/120,411.44
  6. Step 6: Final answer
    x = 62,289.78

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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.