Home / 283,577.92-425,439.68-83,890.24

Finding the Fourth Proportional to 283,577.92, 425,439.68 and 83,890.24

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Solution

The fourth proportional to 283,577.92, 425,439.68 and 83,890.24 is: 125,856.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,577.92 : 425,439.68 = 83,890.24 : x
  2. Step 2: Convert to fraction form
    283,577.92/425,439.68 = 83,890.24/x
  3. Step 3: Cross multiply
    283,577.92x = 425,439.68 × 83,890.24
  4. Step 4: Simplify right side
    283,577.92x = 35,690,236,860.72
  5. Step 5: Solve for x
    x = 35,690,236,860.72/283,577.92
  6. Step 6: Final answer
    x = 125,856.90

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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.