Home / 283,546.20-425,513.70-125,887.80

Finding the Fourth Proportional to 283,546.20, 425,513.70 and 125,887.80

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Solution

The fourth proportional to 283,546.20, 425,513.70 and 125,887.80 is: 188,918.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,546.20 : 425,513.70 = 125,887.80 : x
  2. Step 2: Convert to fraction form
    283,546.20/425,513.70 = 125,887.80/x
  3. Step 3: Cross multiply
    283,546.20x = 425,513.70 × 125,887.80
  4. Step 4: Simplify right side
    283,546.20x = 53,566,983,562.86
  5. Step 5: Solve for x
    x = 53,566,983,562.86/283,546.20
  6. Step 6: Final answer
    x = 188,918.01

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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.