Home / 155,577.44-214,701.20-95,147

Finding the Fourth Proportional to 155,577.44, 214,701.20 and 95,147

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Solution

The fourth proportional to 155,577.44, 214,701.20 and 95,147 is: 131,305.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,577.44 : 214,701.20 = 95,147 : x
  2. Step 2: Convert to fraction form
    155,577.44/214,701.20 = 95,147/x
  3. Step 3: Cross multiply
    155,577.44x = 214,701.20 × 95,147
  4. Step 4: Simplify right side
    155,577.44x = 20,428,175,076.40
  5. Step 5: Solve for x
    x = 20,428,175,076.40/155,577.44
  6. Step 6: Final answer
    x = 131,305.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.