Home / 49,380.87-68,134.73-29,227.71

Finding the Fourth Proportional to 49,380.87, 68,134.73 and 29,227.71

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Solution

The fourth proportional to 49,380.87, 68,134.73 and 29,227.71 is: 40,327.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,380.87 : 68,134.73 = 29,227.71 : x
  2. Step 2: Convert to fraction form
    49,380.87/68,134.73 = 29,227.71/x
  3. Step 3: Cross multiply
    49,380.87x = 68,134.73 × 29,227.71
  4. Step 4: Simplify right side
    49,380.87x = 1,991,421,983.23
  5. Step 5: Solve for x
    x = 1,991,421,983.23/49,380.87
  6. Step 6: Final answer
    x = 40,327.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.