Home / 259,593.13-389,563.43-91,114.24

Finding the Fourth Proportional to 259,593.13, 389,563.43 and 91,114.24

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Solution

The fourth proportional to 259,593.13, 389,563.43 and 91,114.24 is: 136,732.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,593.13 : 389,563.43 = 91,114.24 : x
  2. Step 2: Convert to fraction form
    259,593.13/389,563.43 = 91,114.24/x
  3. Step 3: Cross multiply
    259,593.13x = 389,563.43 × 91,114.24
  4. Step 4: Simplify right side
    259,593.13x = 35,494,775,856.24
  5. Step 5: Solve for x
    x = 35,494,775,856.24/259,593.13
  6. Step 6: Final answer
    x = 136,732.34

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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.