Home / 54,662.39-75,434.51-30,786.83

Finding the Fourth Proportional to 54,662.39, 75,434.51 and 30,786.83

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Solution

The fourth proportional to 54,662.39, 75,434.51 and 30,786.83 is: 42,486.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,662.39 : 75,434.51 = 30,786.83 : x
  2. Step 2: Convert to fraction form
    54,662.39/75,434.51 = 30,786.83/x
  3. Step 3: Cross multiply
    54,662.39x = 75,434.51 × 30,786.83
  4. Step 4: Simplify right side
    54,662.39x = 2,322,389,435.50
  5. Step 5: Solve for x
    x = 2,322,389,435.50/54,662.39
  6. Step 6: Final answer
    x = 42,486.06

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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.