Home / 39,891.39-54,999-32,694.81

Finding the Fourth Proportional to 39,891.39, 54,999 and 32,694.81

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Solution

The fourth proportional to 39,891.39, 54,999 and 32,694.81 is: 45,076.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,891.39 : 54,999 = 32,694.81 : x
  2. Step 2: Convert to fraction form
    39,891.39/54,999 = 32,694.81/x
  3. Step 3: Cross multiply
    39,891.39x = 54,999 × 32,694.81
  4. Step 4: Simplify right side
    39,891.39x = 1,798,181,855.19
  5. Step 5: Solve for x
    x = 1,798,181,855.19/39,891.39
  6. Step 6: Final answer
    x = 45,076.94

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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.