Home / 263,224.40-394,577.40-130,125.20

Finding the Fourth Proportional to 263,224.40, 394,577.40 and 130,125.20

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Solution

The fourth proportional to 263,224.40, 394,577.40 and 130,125.20 is: 195,059.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,224.40 : 394,577.40 = 130,125.20 : x
  2. Step 2: Convert to fraction form
    263,224.40/394,577.40 = 130,125.20/x
  3. Step 3: Cross multiply
    263,224.40x = 394,577.40 × 130,125.20
  4. Step 4: Simplify right side
    263,224.40x = 51,344,463,090.48
  5. Step 5: Solve for x
    x = 51,344,463,090.48/263,224.40
  6. Step 6: Final answer
    x = 195,059.66

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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.