Home / 120,495.06-180,569.44-67,793.22

Finding the Fourth Proportional to 120,495.06, 180,569.44 and 67,793.22

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Solution

The fourth proportional to 120,495.06, 180,569.44 and 67,793.22 is: 101,592.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,495.06 : 180,569.44 = 67,793.22 : x
  2. Step 2: Convert to fraction form
    120,495.06/180,569.44 = 67,793.22/x
  3. Step 3: Cross multiply
    120,495.06x = 180,569.44 × 67,793.22
  4. Step 4: Simplify right side
    120,495.06x = 12,241,383,771.20
  5. Step 5: Solve for x
    x = 12,241,383,771.20/120,495.06
  6. Step 6: Final answer
    x = 101,592.41

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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.