Home / 263,039.56-362,993.88-149,863.12

Finding the Fourth Proportional to 263,039.56, 362,993.88 and 149,863.12

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Solution

The fourth proportional to 263,039.56, 362,993.88 and 149,863.12 is: 206,810.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,039.56 : 362,993.88 = 149,863.12 : x
  2. Step 2: Convert to fraction form
    263,039.56/362,993.88 = 149,863.12/x
  3. Step 3: Cross multiply
    263,039.56x = 362,993.88 × 149,863.12
  4. Step 4: Simplify right side
    263,039.56x = 54,399,395,397.71
  5. Step 5: Solve for x
    x = 54,399,395,397.71/263,039.56
  6. Step 6: Final answer
    x = 206,810.70

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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.