Home / 39,854.91-54,939.67-32,769.03

Finding the Fourth Proportional to 39,854.91, 54,939.67 and 32,769.03

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Solution

The fourth proportional to 39,854.91, 54,939.67 and 32,769.03 is: 45,171.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,854.91 : 54,939.67 = 32,769.03 : x
  2. Step 2: Convert to fraction form
    39,854.91/54,939.67 = 32,769.03/x
  3. Step 3: Cross multiply
    39,854.91x = 54,939.67 × 32,769.03
  4. Step 4: Simplify right side
    39,854.91x = 1,800,319,694.42
  5. Step 5: Solve for x
    x = 1,800,319,694.42/39,854.91
  6. Step 6: Final answer
    x = 45,171.84

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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.