Home / 283,333.92-425,006-72,976.16

Finding the Fourth Proportional to 283,333.92, 425,006 and 72,976.16

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Solution

The fourth proportional to 283,333.92, 425,006 and 72,976.16 is: 109,465.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,333.92 : 425,006 = 72,976.16 : x
  2. Step 2: Convert to fraction form
    283,333.92/425,006 = 72,976.16/x
  3. Step 3: Cross multiply
    283,333.92x = 425,006 × 72,976.16
  4. Step 4: Simplify right side
    283,333.92x = 31,015,305,856.96
  5. Step 5: Solve for x
    x = 31,015,305,856.96/283,333.92
  6. Step 6: Final answer
    x = 109,465.56

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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.