Home / 120,441.50-180,671.21-36,194.92

Finding the Fourth Proportional to 120,441.50, 180,671.21 and 36,194.92

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Solution

The fourth proportional to 120,441.50, 180,671.21 and 36,194.92 is: 54,295.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,441.50 : 180,671.21 = 36,194.92 : x
  2. Step 2: Convert to fraction form
    120,441.50/180,671.21 = 36,194.92/x
  3. Step 3: Cross multiply
    120,441.50x = 180,671.21 × 36,194.92
  4. Step 4: Simplify right side
    120,441.50x = 6,539,379,495.33
  5. Step 5: Solve for x
    x = 6,539,379,495.33/120,441.50
  6. Step 6: Final answer
    x = 54,295.07

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1.5x scale

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.