Home / 39,182.67-54,121.37-32,853.20

Finding the Fourth Proportional to 39,182.67, 54,121.37 and 32,853.20

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Solution

The fourth proportional to 39,182.67, 54,121.37 and 32,853.20 is: 45,378.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,182.67 : 54,121.37 = 32,853.20 : x
  2. Step 2: Convert to fraction form
    39,182.67/54,121.37 = 32,853.20/x
  3. Step 3: Cross multiply
    39,182.67x = 54,121.37 × 32,853.20
  4. Step 4: Simplify right side
    39,182.67x = 1,778,059,758.01
  5. Step 5: Solve for x
    x = 1,778,059,758.01/39,182.67
  6. Step 6: Final answer
    x = 45,378.73

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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.