Home / 96,512.60-144,720.30-57,081.80

Finding the Fourth Proportional to 96,512.60, 144,720.30 and 57,081.80

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Solution

The fourth proportional to 96,512.60, 144,720.30 and 57,081.80 is: 85,593.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,512.60 : 144,720.30 = 57,081.80 : x
  2. Step 2: Convert to fraction form
    96,512.60/144,720.30 = 57,081.80/x
  3. Step 3: Cross multiply
    96,512.60x = 144,720.30 × 57,081.80
  4. Step 4: Simplify right side
    96,512.60x = 8,260,895,220.54
  5. Step 5: Solve for x
    x = 8,260,895,220.54/96,512.60
  6. Step 6: Final answer
    x = 85,593.96

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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.