Home / 49,822.87-74,404.05-43,786.75

Finding the Fourth Proportional to 49,822.87, 74,404.05 and 43,786.75

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Solution

The fourth proportional to 49,822.87, 74,404.05 and 43,786.75 is: 65,389.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,822.87 : 74,404.05 = 43,786.75 : x
  2. Step 2: Convert to fraction form
    49,822.87/74,404.05 = 43,786.75/x
  3. Step 3: Cross multiply
    49,822.87x = 74,404.05 × 43,786.75
  4. Step 4: Simplify right side
    49,822.87x = 3,257,911,317.40
  5. Step 5: Solve for x
    x = 3,257,911,317.40/49,822.87
  6. Step 6: Final answer
    x = 65,389.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.